GM-GDE (GM-GDE)
Projekt: GM-GDE
Steckbrief GM-GDE
Projekt Titel
GM-GDE
(Original TitelGlobale Kartierung bedrohter grundwasserabhängiger Ökosysteme mittels Fernerkundung)
Projektlaufzeit
01.01.2022 – 31.12.2025
Projektleitung
Prof. Dr. Christopher Conrad
Projektausrichtung
Forschung
Untersuchungsgebiet
Sachsen-Anhalt, Deutschland; Kampanien, Italien; Kenia
Kontakt
Léonard El-Hokayem
leonard.el-hokayem@geo.uni-halle.de
Projekt-Mitarbeiter*innen
- Prof. Dr. Christopher Conrad
- Prof. Dr. Jonathan Everts
- Dr. Muhammad Usman
- Léonard El-Hokayem
- Francesco Maria Sabatini
Fördermittelgeber*innen
- MLUBioDivFund
Partner*innen
Publikationen
2355391MDLREVTXGMGDE,PeerReview american-journal-of-plant-sciences50datedesc1 8397https://geo.uni-halle.de/wp-content/plugins/zotpress/
%7B%22status%22%3A%22success%22%2C%22updateneeded%22%3Afalse%2C%22instance%22%3Afalse%2C%22meta%22%3A%7B%22request_last%22%3A0%2C%22request_next%22%3A0%2C%22used_cache%22%3Atrue%7D%2C%22data%22%3A%5B%7B%22key%22%3A%22VJND2ZJ4%22%2C%22library%22%3A%7B%22id%22%3A2355391%7D%2C%22meta%22%3A%7B%22creatorSummary%22%3A%22El-Hokayem%20et%20al.%22%2C%22parsedDate%22%3A%222024-09-04%22%2C%22numChildren%22%3A0%7D%2C%22bib%22%3A%22%26lt%3Bdiv%20class%3D%26quot%3Bcsl-bib-body%26quot%3B%20style%3D%26quot%3Bline-height%3A%201.35%3B%20%26quot%3B%26gt%3B%5Cn%20%20%26lt%3Bdiv%20class%3D%26quot%3Bcsl-entry%26quot%3B%20style%3D%26quot%3Bclear%3A%20left%3B%20%26quot%3B%26gt%3B%5Cn%20%20%20%20%26lt%3Bdiv%20class%3D%26quot%3Bcsl-left-margin%26quot%3B%20style%3D%26quot%3Bfloat%3A%20left%3B%20padding-right%3A%200.5em%3B%20text-align%3A%20right%3B%20width%3A%201em%3B%26quot%3B%26gt%3B1%20%26lt%3B%5C%2Fdiv%26gt%3B%26lt%3Bdiv%20class%3D%26quot%3Bcsl-right-inline%26quot%3B%20style%3D%26quot%3Bmargin%3A%200%20.4em%200%201.5em%3B%26quot%3B%26gt%3BEl-Hokayem%2C%20L.%2C%20De%20Vita%2C%20P.%2C%20Lindau%2C%20A.-K.%20and%20Conrad%2C%20C.%20%282024%29%20How%20Can%20Satellites%20Help%20Us%20Find%20Plants%20That%20Use%20Groundwater%3F%20%26lt%3Bi%26gt%3BFrontiers%20for%20Young%20Minds%26lt%3B%5C%2Fi%26gt%3B%2C%20%26lt%3Bb%26gt%3B12%26lt%3B%5C%2Fb%26gt%3B%2C%201394341.%20%26lt%3Ba%20class%3D%26%23039%3Bzp-DOIURL%26%23039%3B%20target%3D%26%23039%3B_blank%26%23039%3B%20href%3D%26%23039%3Bhttps%3A%5C%2F%5C%2Fdoi.org%5C%2F10.3389%5C%2Ffrym.2024.1394341%26%23039%3B%26gt%3Bhttps%3A%5C%2F%5C%2Fdoi.org%5C%2F10.3389%5C%2Ffrym.2024.1394341%26lt%3B%5C%2Fa%26gt%3B.%26lt%3B%5C%2Fdiv%26gt%3B%5Cn%20%20%26lt%3B%5C%2Fdiv%26gt%3B%5Cn%26lt%3B%5C%2Fdiv%26gt%3B%22%2C%22data%22%3A%7B%22itemType%22%3A%22journalArticle%22%2C%22title%22%3A%22How%20Can%20Satellites%20Help%20Us%20Find%20Plants%20That%20Use%20Groundwater%3F%22%2C%22creators%22%3A%5B%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22L%5Cu00e9onard%22%2C%22lastName%22%3A%22El-Hokayem%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Pantaleone%22%2C%22lastName%22%3A%22De%20Vita%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Anne-Kathrin%22%2C%22lastName%22%3A%22Lindau%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Christopher%22%2C%22lastName%22%3A%22Conrad%22%7D%5D%2C%22abstractNote%22%3A%22Plants%20need%20water%20to%20survive%2C%20but%20what%20about%20plants%20living%20in%20places%20where%20it%20does%20not%20rain%20much%3F%20Some%20of%20these%20special%20plants%20send%20their%20roots%20down%20into%20the%20Earth%20to%20find%20water%20deep%20underground%2C%20which%20is%20called%20groundwater.%20But%20there%20is%20a%20problem%3A%20we%20do%20not%20know%20exactly%20where%20these%20plants%20are%20growing.%20Our%20mission%3F%20To%20create%20a%20new%20map%20to%20find%20and%20protect%20these%20incredible%20plants%20in%20regions%20with%20a%20Mediterranean%20climate.%20We%20used%20data%20from%20satellites%20and%20environment%20maps%20to%20uncover%20the%20best%20places%20for%20groundwater%20plants%20to%20grow%20in%20these%20areas.%20Then%20we%20developed%20rules%20to%20guide%20us%2C%20for%20example%3A%20%5Cu201cPlants%20that%20are%20green%20even%20when%20there%20is%20no%20rain%5Cu201d%20and%20%5Cu201cPlant%20roots%20that%20tap%20into%20the%20groundwater%5Cu201d.%20The%20rules%20helped%20us%20to%20create%20a%20map%20showing%20where%20these%20special%20plants%20might%20live.%20Guess%20what%3F%20Areas%20near%20the%20coast%20and%20along%20rivers%20are%20their%20favorite%20spots.%22%2C%22date%22%3A%222024-9-4%22%2C%22language%22%3A%22%22%2C%22DOI%22%3A%2210.3389%5C%2Ffrym.2024.1394341%22%2C%22ISSN%22%3A%222296-6846%22%2C%22url%22%3A%22https%3A%5C%2F%5C%2Fwww.frontiersin.org%5C%2Farticles%5C%2F10.3389%5C%2Ffrym.2024.1394341%5C%2Ffull%22%2C%22collections%22%3A%5B%22MDLREVTX%22%5D%2C%22dateModified%22%3A%222025-08-14T12%3A02%3A14Z%22%7D%7D%2C%7B%22key%22%3A%22KWWQ9U7C%22%2C%22library%22%3A%7B%22id%22%3A2355391%7D%2C%22meta%22%3A%7B%22creatorSummary%22%3A%22El-Hokayem%20et%20al.%22%2C%22parsedDate%22%3A%222023-08-30%22%2C%22numChildren%22%3A0%7D%2C%22bib%22%3A%22%26lt%3Bdiv%20class%3D%26quot%3Bcsl-bib-body%26quot%3B%20style%3D%26quot%3Bline-height%3A%201.35%3B%20%26quot%3B%26gt%3B%5Cn%20%20%26lt%3Bdiv%20class%3D%26quot%3Bcsl-entry%26quot%3B%20style%3D%26quot%3Bclear%3A%20left%3B%20%26quot%3B%26gt%3B%5Cn%20%20%20%20%26lt%3Bdiv%20class%3D%26quot%3Bcsl-left-margin%26quot%3B%20style%3D%26quot%3Bfloat%3A%20left%3B%20padding-right%3A%200.5em%3B%20text-align%3A%20right%3B%20width%3A%201em%3B%26quot%3B%26gt%3B1%20%26lt%3B%5C%2Fdiv%26gt%3B%26lt%3Bdiv%20class%3D%26quot%3Bcsl-right-inline%26quot%3B%20style%3D%26quot%3Bmargin%3A%200%20.4em%200%201.5em%3B%26quot%3B%26gt%3BEl-Hokayem%2C%20L.%2C%20De%20Vita%2C%20P.%2C%20Usman%2C%20M.%2C%20Link%2C%20A.%20and%20Conrad%2C%20C.%20%282023%2C%20August%2030%29%20Potential%20Groundwater%20Dependent%20Vegetation%20in%20the%20Mediterranean%20%5BDataset%5D.%20PANGAEA.%20%26lt%3Ba%20class%3D%26%23039%3Bzp-ItemURL%26%23039%3B%20target%3D%26%23039%3B_blank%26%23039%3B%20href%3D%26%23039%3Bhttps%3A%5C%2F%5C%2Fdoi.pangaea.de%5C%2F10.1594%5C%2FPANGAEA.961765%26%23039%3B%26gt%3Bhttps%3A%5C%2F%5C%2Fdoi.pangaea.de%5C%2F10.1594%5C%2FPANGAEA.961765%26lt%3B%5C%2Fa%26gt%3B.%26lt%3B%5C%2Fdiv%26gt%3B%5Cn%20%20%26lt%3B%5C%2Fdiv%26gt%3B%5Cn%26lt%3B%5C%2Fdiv%26gt%3B%22%2C%22data%22%3A%7B%22itemType%22%3A%22dataset%22%2C%22title%22%3A%22Potential%20groundwater%20dependent%20vegetation%20in%20the%20Mediterranean%20%5BDataset%5D%22%2C%22creators%22%3A%5B%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22L%5Cu00e9onard%22%2C%22lastName%22%3A%22El-Hokayem%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Pantaleone%22%2C%22lastName%22%3A%22De%20Vita%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Muhammad%22%2C%22lastName%22%3A%22Usman%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Andreas%22%2C%22lastName%22%3A%22Link%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Christopher%22%2C%22lastName%22%3A%22Conrad%22%7D%5D%2C%22abstractNote%22%3A%22Groundwater%20dependent%20vegetation%20%28GDV%29%20is%20essential%20for%20maintaining%20ecosystem%20functions%20and%20services%2C%20providing%20critical%20habitat%20and%20sustaining%20human%20livelihoods.%20A%20novel%20multicriteria%20framework%20helps%20to%20identify%20areas%20where%20potential%20groundwater%20dependent%20vegetation%20%28pGDV%29%20occurs%20in%20the%20Mediterranean%20biome.%20Globally-available%20datasets%20targeting%201%29%20groundwater%20vegetation%20interaction%3B%202%29%20soil%20water%20holding%20capacity%3B%203%29%20topographical%20landscape%20wetness%20potential%3B%204%29%20land%20use%20land%20cover%20and%205%29%20hydraulic%20conductivity%20of%20rocks%20are%20combined%20in%20a%20weighted%2C%20easy-to-use%20index%2C%20composed%20of%20eleven%20thematic%20layers.%5CnInput%20layers%20for%20the%20index%20calculation%20are%20available%20in%20the%20data%20collection%3A%201%29%20pre-processed%20%28rasterised%20and%20clipped%20to%20the%20Mediterranean%29%20and%202%29%20harmonised%20and%20reclassified.%20All%20input%20data%20was%20extracted%20globally.%20Either%2C%20directly%20from%20the%20respective%20studies%20or%20through%20the%20data%20catalogue%20in%20the%20Google%20Earth%20Engine.%20All%20datasets%20were%20acquired%20and%20processed%20in%202022%20and%202023.%20Time%20series%20data%20for%20potential%20inflow%20dependency%20and%20Normalized%20Difference%20Vegetation%20Index%20%28NDVI%29%20were%20extracted%20for%20the%20period%202003-2021.%20Finally%2C%20the%20mean%20value%20was%20calculated%20over%20this%20period.%20All%20other%20data%20sets%2C%20however%2C%20mark%20a%20fixed%20point%20in%20time.%5CnGround%20truth%20vegetation%20data%20was%20used%20to%20calculate%20layer%20weightings%20with%20a%20Random%20Forest.%2010%20m%20%2A%2010%20m%20vegetation%20plots%20were%20collected%20in%20July%20and%20August%202021%20and%202022%20in%20southern%20Italy%20%28Campania%20region%29%20inside%20the%20%26%23039%3BCilento%2C%20Vallo%20di%20Diano%20and%20Alburni%20National%20Park%26%23039%3B.%20236%20vegetation%20plots%20are%20available%2C%20containing%20general%20information%20on%20the%20vegetation%20%28habitat%2C%20species%20number%2C%20stratification%29%2C%20mean%20indicator%20values%2C%20plant%20life%20forms%2C%20leaf%20anatomy%20as%20well%20as%20a%20calculated%20ecohydrological%20potential%20for%20the%20presence%20of%20GDV.%20The%20potential%20was%20calculated%20based%20on%20the%20coverage%20of%20phreatophyte%20species%20and%20the%20moisture%20value%20of%20non-phreatophyte%20species.%5CnThe%20final%20pGDV%20maps%20including%20different%20weightings%20of%20the%20eleven%20thematic%20layers%20are%20compiled%20at%20a%20resolution%20of%20500%20m%20in%20WGS1984%20%28EPSG%204326%29.%20Finally%2C%20five%20pGDV%20classes%20%28very%20low%20to%20very%20high%20potential%29%20were%20derived%20and%20the%20share%20of%20high%20pGDV%20was%20calculated%20for%20level%208%20HydroBASINS%20in%20the%20Mediterranean.%20Results%20support%20prioritisation%20of%20areas%20for%20essential%20regional%20high-resolution%20identification%20of%20GDV%2C%20to%20ensure%20sustainable%20groundwater%20management%20and%20in%20turn%20protect%20GDV%20as%20local%20biodiversity%20hotspots.%22%2C%22identifier%22%3A%22https%3A%5C%2F%5C%2Fdoi.pangaea.de%5C%2F10.1594%5C%2FPANGAEA.961765%22%2C%22type%22%3A%22%22%2C%22versionNumber%22%3A%22%22%2C%22date%22%3A%222023-08-30%22%2C%22repository%22%3A%22PANGAEA%22%2C%22repositoryLocation%22%3A%22%22%2C%22format%22%3A%22%22%2C%22DOI%22%3A%22%22%2C%22citationKey%22%3A%22%22%2C%22url%22%3A%22https%3A%5C%2F%5C%2Fdoi.pangaea.de%5C%2F10.1594%5C%2FPANGAEA.961765%22%2C%22language%22%3A%22en%22%2C%22collections%22%3A%5B%22MDLREVTX%22%5D%2C%22dateModified%22%3A%222023-09-04T09%3A19%3A05Z%22%7D%7D%2C%7B%22key%22%3A%22QK2QKTZR%22%2C%22library%22%3A%7B%22id%22%3A2355391%7D%2C%22meta%22%3A%7B%22creatorSummary%22%3A%22El-Hokayem%20et%20al.%22%2C%22parsedDate%22%3A%222023-08-24%22%2C%22numChildren%22%3A0%7D%2C%22bib%22%3A%22%26lt%3Bdiv%20class%3D%26quot%3Bcsl-bib-body%26quot%3B%20style%3D%26quot%3Bline-height%3A%201.35%3B%20%26quot%3B%26gt%3B%5Cn%20%20%26lt%3Bdiv%20class%3D%26quot%3Bcsl-entry%26quot%3B%20style%3D%26quot%3Bclear%3A%20left%3B%20%26quot%3B%26gt%3B%5Cn%20%20%20%20%26lt%3Bdiv%20class%3D%26quot%3Bcsl-left-margin%26quot%3B%20style%3D%26quot%3Bfloat%3A%20left%3B%20padding-right%3A%200.5em%3B%20text-align%3A%20right%3B%20width%3A%201em%3B%26quot%3B%26gt%3B1%20%26lt%3B%5C%2Fdiv%26gt%3B%26lt%3Bdiv%20class%3D%26quot%3Bcsl-right-inline%26quot%3B%20style%3D%26quot%3Bmargin%3A%200%20.4em%200%201.5em%3B%26quot%3B%26gt%3BEl-Hokayem%2C%20L.%2C%20De%20Vita%2C%20P.%2C%20Usman%2C%20M.%2C%20Link%2C%20A.%20and%20Conrad%2C%20C.%20%282023%29%20Mapping%20Potentially%20Groundwater-Dependent%20Vegetation%20in%20the%20Mediterranean%20Biome%20Using%20Global%20Geodata%20Targeting%20Site%20Conditions%20and%20Vegetation%20Characteristics.%20%26lt%3Bi%26gt%3BScience%20of%20The%20Total%20Environment%26lt%3B%5C%2Fi%26gt%3B%2C%20%26lt%3Bb%26gt%3B898%26lt%3B%5C%2Fb%26gt%3B%2C%20166397.%20%26lt%3Ba%20class%3D%26%23039%3Bzp-DOIURL%26%23039%3B%20target%3D%26%23039%3B_blank%26%23039%3B%20href%3D%26%23039%3Bhttps%3A%5C%2F%5C%2Fdoi.org%5C%2F10.1016%5C%2Fj.scitotenv.2023.166397%26%23039%3B%26gt%3Bhttps%3A%5C%2F%5C%2Fdoi.org%5C%2F10.1016%5C%2Fj.scitotenv.2023.166397%26lt%3B%5C%2Fa%26gt%3B.%26lt%3B%5C%2Fdiv%26gt%3B%5Cn%20%20%26lt%3B%5C%2Fdiv%26gt%3B%5Cn%26lt%3B%5C%2Fdiv%26gt%3B%22%2C%22data%22%3A%7B%22itemType%22%3A%22journalArticle%22%2C%22title%22%3A%22Mapping%20potentially%20groundwater-dependent%20vegetation%20in%20the%20Mediterranean%20biome%20using%20global%20geodata%20targeting%20site%20conditions%20and%20vegetation%20characteristics%22%2C%22creators%22%3A%5B%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22L%5Cu00e9onard%22%2C%22lastName%22%3A%22El-Hokayem%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Pantaleone%22%2C%22lastName%22%3A%22De%20Vita%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Muhammad%22%2C%22lastName%22%3A%22Usman%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Andreas%22%2C%22lastName%22%3A%22Link%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Christopher%22%2C%22lastName%22%3A%22Conrad%22%7D%5D%2C%22abstractNote%22%3A%22%22%2C%22date%22%3A%222023-08-24%22%2C%22language%22%3A%22en%22%2C%22DOI%22%3A%2210.1016%5C%2Fj.scitotenv.2023.166397%22%2C%22ISSN%22%3A%2200489697%22%2C%22url%22%3A%22https%3A%5C%2F%5C%2Flinkinghub.elsevier.com%5C%2Fretrieve%5C%2Fpii%5C%2FS0048969723050222%22%2C%22collections%22%3A%5B%22MDLREVTX%22%5D%2C%22dateModified%22%3A%222025-08-14T12%3A02%3A00Z%22%7D%7D%2C%7B%22key%22%3A%22PBQDZ9VE%22%2C%22library%22%3A%7B%22id%22%3A2355391%7D%2C%22meta%22%3A%7B%22creatorSummary%22%3A%22Link%2C%20Andreas%20et%20al.%22%2C%22parsedDate%22%3A%222023-08-03%22%2C%22numChildren%22%3A0%7D%2C%22bib%22%3A%22%26lt%3Bdiv%20class%3D%26quot%3Bcsl-bib-body%26quot%3B%20style%3D%26quot%3Bline-height%3A%201.35%3B%20%26quot%3B%26gt%3B%5Cn%20%20%26lt%3Bdiv%20class%3D%26quot%3Bcsl-entry%26quot%3B%20style%3D%26quot%3Bclear%3A%20left%3B%20%26quot%3B%26gt%3B%5Cn%20%20%20%20%26lt%3Bdiv%20class%3D%26quot%3Bcsl-left-margin%26quot%3B%20style%3D%26quot%3Bfloat%3A%20left%3B%20padding-right%3A%200.5em%3B%20text-align%3A%20right%3B%20width%3A%201em%3B%26quot%3B%26gt%3B1%20%26lt%3B%5C%2Fdiv%26gt%3B%26lt%3Bdiv%20class%3D%26quot%3Bcsl-right-inline%26quot%3B%20style%3D%26quot%3Bmargin%3A%200%20.4em%200%201.5em%3B%26quot%3B%26gt%3BLink%2C%20Andreas%2C%20El-Hokayem%2C%20L.%2C%20Usman%2C%20M.%2C%20Conrad%2C%20C.%2C%20Reinecke%2C%20R.%2C%20Berger%2C%20M.%2C%20Wada%2C%20Y.%2C%20Coroama%2C%20V.%20and%20Finkbeiner%2C%20M.%20%282023%2C%20August%203%29%20Groundwater-Dependent%20Ecosystems%20at%20Risk%20%5BDataset%5D.%20Mendeley.%20%26lt%3Ba%20class%3D%26%23039%3Bzp-DOIURL%26%23039%3B%20target%3D%26%23039%3B_blank%26%23039%3B%20href%3D%26%23039%3Bhttps%3A%5C%2F%5C%2Fdoi.org%5C%2F10.17632%5C%2FP39Y3MDH6N.3%26%23039%3B%26gt%3Bhttps%3A%5C%2F%5C%2Fdoi.org%5C%2F10.17632%5C%2FP39Y3MDH6N.3%26lt%3B%5C%2Fa%26gt%3B.%26lt%3B%5C%2Fdiv%26gt%3B%5Cn%20%20%26lt%3B%5C%2Fdiv%26gt%3B%5Cn%26lt%3B%5C%2Fdiv%26gt%3B%22%2C%22data%22%3A%7B%22itemType%22%3A%22dataset%22%2C%22title%22%3A%22Groundwater-dependent%20ecosystems%20at%20risk%20%5BDataset%5D%22%2C%22creators%22%3A%5B%7B%22creatorType%22%3A%22author%22%2C%22name%22%3A%22Link%2C%20Andreas%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22L%5Cu00e9onard%22%2C%22lastName%22%3A%22El-Hokayem%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Muhammad%22%2C%22lastName%22%3A%22Usman%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Christopher%22%2C%22lastName%22%3A%22Conrad%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Robert%22%2C%22lastName%22%3A%22Reinecke%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Markus%22%2C%22lastName%22%3A%22Berger%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Yoshihide%22%2C%22lastName%22%3A%22Wada%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Vlad%22%2C%22lastName%22%3A%22Coroama%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Matthias%22%2C%22lastName%22%3A%22Finkbeiner%22%7D%5D%2C%22abstractNote%22%3A%22This%20dataset%20relates%20to%20the%20publication%3A%20%26quot%3BGroundwater-dependent%20ecosystems%20at%20risk%20%5Cu2013%20global%20hotspot%20analysis%20and%20implications%26quot%3B%20%28Environmental%20Research%20Letters%29.%20It%20provides%20the%20key%20results%20and%20processed%20input%20data%20of%20this%20work.%20The%20results%20relate%20to%20a%20global%20screening%20analyisis%20on%20potentials%20for%20groundwater-dependent%20ecosystems%20and%20associated%20risks%20due%20to%20human%20groundwater%20abstraction.%20Nine%20key%20indicators%20capture%20GDE%20potentials%20and%20associated%20risks%20on%20a%20global%20grid%20at%20a%20spatial%20resolution%20of%200.5%5Cu00b0.%20%20Full%20details%20of%20the%20work%20can%20be%20found%20in%20the%20associated%20publication.%22%2C%22identifier%22%3A%22DOI%3A%2010.17632%5C%2Fp39y3mdh6n.3%22%2C%22type%22%3A%22%22%2C%22versionNumber%22%3A%22%22%2C%22date%22%3A%222023-08-03T03%3A21%3A23.5%22%2C%22repository%22%3A%22Mendeley%22%2C%22repositoryLocation%22%3A%22%22%2C%22format%22%3A%22%22%2C%22DOI%22%3A%2210.17632%5C%2FP39Y3MDH6N.3%22%2C%22citationKey%22%3A%22%22%2C%22url%22%3A%22https%3A%5C%2F%5C%2Fdata.mendeley.com%5C%2Fdatasets%5C%2Fp39y3mdh6n%5C%2F3%22%2C%22language%22%3A%22%22%2C%22collections%22%3A%5B%22MDLREVTX%22%5D%2C%22dateModified%22%3A%222023-09-04T09%3A22%3A54Z%22%7D%7D%2C%7B%22key%22%3A%2288SC7WBP%22%2C%22library%22%3A%7B%22id%22%3A2355391%7D%2C%22meta%22%3A%7B%22creatorSummary%22%3A%22Link%20et%20al.%22%2C%22parsedDate%22%3A%222023-07-26%22%2C%22numChildren%22%3A0%7D%2C%22bib%22%3A%22%26lt%3Bdiv%20class%3D%26quot%3Bcsl-bib-body%26quot%3B%20style%3D%26quot%3Bline-height%3A%201.35%3B%20%26quot%3B%26gt%3B%5Cn%20%20%26lt%3Bdiv%20class%3D%26quot%3Bcsl-entry%26quot%3B%20style%3D%26quot%3Bclear%3A%20left%3B%20%26quot%3B%26gt%3B%5Cn%20%20%20%20%26lt%3Bdiv%20class%3D%26quot%3Bcsl-left-margin%26quot%3B%20style%3D%26quot%3Bfloat%3A%20left%3B%20padding-right%3A%200.5em%3B%20text-align%3A%20right%3B%20width%3A%201em%3B%26quot%3B%26gt%3B1%20%26lt%3B%5C%2Fdiv%26gt%3B%26lt%3Bdiv%20class%3D%26quot%3Bcsl-right-inline%26quot%3B%20style%3D%26quot%3Bmargin%3A%200%20.4em%200%201.5em%3B%26quot%3B%26gt%3BLink%2C%20A.%2C%20El-Hokayem%2C%20L.%2C%20Usman%2C%20M.%2C%20Conrad%2C%20C.%2C%20Reinecke%2C%20R.%2C%20Berger%2C%20M.%2C%20Wada%2C%20Y.%2C%20Coroama%2C%20V.%20and%20Finkbeiner%2C%20M.%20%282023%29%20Groundwater-Dependent%20Ecosystems%20at%20Risk%20%26%23x2013%3B%20Global%20Hotspot%20Analysis%20and%20Implications.%20%26lt%3Bi%26gt%3BEnvironmental%20Research%20Letters%26lt%3B%5C%2Fi%26gt%3B.%20%26lt%3Ba%20class%3D%26%23039%3Bzp-DOIURL%26%23039%3B%20target%3D%26%23039%3B_blank%26%23039%3B%20href%3D%26%23039%3Bhttps%3A%5C%2F%5C%2Fdoi.org%5C%2F10.1088%5C%2F1748-9326%5C%2Facea97%26%23039%3B%26gt%3Bhttps%3A%5C%2F%5C%2Fdoi.org%5C%2F10.1088%5C%2F1748-9326%5C%2Facea97%26lt%3B%5C%2Fa%26gt%3B.%26lt%3B%5C%2Fdiv%26gt%3B%5Cn%20%20%26lt%3B%5C%2Fdiv%26gt%3B%5Cn%26lt%3B%5C%2Fdiv%26gt%3B%22%2C%22data%22%3A%7B%22itemType%22%3A%22journalArticle%22%2C%22title%22%3A%22Groundwater-dependent%20ecosystems%20at%20risk%20%5Cu2013%20global%20hotspot%20analysis%20and%20implications%22%2C%22creators%22%3A%5B%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Andreas%22%2C%22lastName%22%3A%22Link%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22L%5Cu00e9onard%22%2C%22lastName%22%3A%22El-Hokayem%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Muhammad%22%2C%22lastName%22%3A%22Usman%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Christopher%22%2C%22lastName%22%3A%22Conrad%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Robert%22%2C%22lastName%22%3A%22Reinecke%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Markus%22%2C%22lastName%22%3A%22Berger%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Yoshihide%22%2C%22lastName%22%3A%22Wada%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Vlad%22%2C%22lastName%22%3A%22Coroama%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Matthias%22%2C%22lastName%22%3A%22Finkbeiner%22%7D%5D%2C%22abstractNote%22%3A%22Abstract%20%5Cn%20%20%20%20%20%20%20%20%20%20%20%20Many%20land-based%20ecosystems%20are%20dependent%20on%20groundwater%20and%20could%20be%20threatened%20by%20human%20groundwater%20abstraction.%20One%20key%20challenge%20for%20the%20description%20of%20associated%20impacts%20is%20the%20initial%20localisation%20of%20groundwater-dependent%20ecosystems%20%28GDEs%29.%20This%20usually%20requires%20a%20mixture%20of%20extensive%20site-specific%20data%20collection%20and%20the%20use%20of%20geospatial%20datasets%20and%20remote%20sensing%20techniques.%20To%20date%2C%20no%20study%20has%20succeeded%20in%20identifying%20different%20types%20of%20GDEs%20in%20parallel%20worldwide.%20The%20main%20objective%20of%20this%20work%20is%20to%20perform%20a%20global%20screening%20analysis%20to%20identify%20GDE%20potentials%20rather%20than%20GDE%20locations.%20In%20addition%2C%20potential%20risks%20to%20GDEs%20from%20groundwater%20abstraction%20shall%20be%20identified.%20We%20defined%20nine%20key%20indicators%20that%20capture%20GDE%20potentials%20and%20associated%20risks%20on%20a%20global%20grid%20of%200.5%5Cu00b0%20spatial%20resolution.%20Groundwater-dependent%20streams%2C%20wetlands%20and%20vegetation%20were%20covered%2C%20and%20a%20GDE%20index%20was%20formulated%20incorporating%20the%20following%20three%20aspects%3A%20the%20extent%20of%20groundwater%20use%20per%20GDE%20type%2C%20GDE%20diversity%20and%20GDE%20presence%20by%20land%20cover.%20The%20results%20show%20that%20GDE%20potentials%20are%20widely%20distributed%20across%20the%20globe%2C%20but%20with%20different%20distribution%20patterns%20depending%20on%20the%20type%20of%20ecosystem.%20The%20highest%20overall%20potential%20for%20GDEs%20is%20found%20in%20tropical%20regions%2C%20followed%20by%20arid%20and%20temperate%20climates.%20The%20GDE%20potentials%20were%20validated%20against%20regional%20studies%2C%20which%20showed%20a%20trend%20of%20increasing%20matching%20characteristics%20towards%20higher%20GDE%20potentials%2C%20but%20also%20inconsistencies%20upon%20closer%20analysis.%20Thus%2C%20the%20results%20can%20be%20used%20as%20first-order%20estimates%20only%2C%20which%20would%20need%20to%20be%20explored%20in%20the%20context%20of%20more%20site-specific%20analyses.%20Identified%20risks%20to%20GDEs%20from%20groundwater%20abstraction%20are%20more%20geographically%20limited%20and%20concentrated%20in%20the%20US%20and%20Mexico%2C%20the%20Iberian%20Peninsula%20and%20the%20Maghreb%2C%20as%20well%20as%20Central%2C%20South%20and%20East%20Asia.%20The%20derived%20findings%20on%20GDEs%20and%20associated%20risks%20can%20be%20useful%20for%20prioritising%20future%20research%20and%20can%20be%20integrated%20into%20sustainability-related%20tools%20such%20as%20the%20water%20footprint.%26%23xD%3B%22%2C%22date%22%3A%222023-07-26%22%2C%22language%22%3A%22%22%2C%22DOI%22%3A%2210.1088%5C%2F1748-9326%5C%2Facea97%22%2C%22ISSN%22%3A%221748-9326%22%2C%22url%22%3A%22https%3A%5C%2F%5C%2Fiopscience.iop.org%5C%2Farticle%5C%2F10.1088%5C%2F1748-9326%5C%2Facea97%22%2C%22collections%22%3A%5B%22MDLREVTX%22%5D%2C%22dateModified%22%3A%222023-08-14T04%3A30%3A27Z%22%7D%7D%2C%7B%22key%22%3A%223AMX3F9W%22%2C%22library%22%3A%7B%22id%22%3A2355391%7D%2C%22meta%22%3A%7B%22creatorSummary%22%3A%22El-Hokayem%20et%20al.%22%2C%22parsedDate%22%3A%222023-02-01%22%2C%22numChildren%22%3A0%7D%2C%22bib%22%3A%22%26lt%3Bdiv%20class%3D%26quot%3Bcsl-bib-body%26quot%3B%20style%3D%26quot%3Bline-height%3A%201.35%3B%20%26quot%3B%26gt%3B%5Cn%20%20%26lt%3Bdiv%20class%3D%26quot%3Bcsl-entry%26quot%3B%20style%3D%26quot%3Bclear%3A%20left%3B%20%26quot%3B%26gt%3B%5Cn%20%20%20%20%26lt%3Bdiv%20class%3D%26quot%3Bcsl-left-margin%26quot%3B%20style%3D%26quot%3Bfloat%3A%20left%3B%20padding-right%3A%200.5em%3B%20text-align%3A%20right%3B%20width%3A%201em%3B%26quot%3B%26gt%3B1%20%26lt%3B%5C%2Fdiv%26gt%3B%26lt%3Bdiv%20class%3D%26quot%3Bcsl-right-inline%26quot%3B%20style%3D%26quot%3Bmargin%3A%200%20.4em%200%201.5em%3B%26quot%3B%26gt%3BEl-Hokayem%2C%20L.%2C%20De%20Vita%2C%20P.%20and%20Conrad%2C%20C.%20%282023%29%20Local%20Identification%20of%20Groundwater%20Dependent%20Vegetation%20Using%20High-Resolution%20Sentinel-2%20Data%20%26%23x2013%3B%20A%20Mediterranean%20Case%20Study.%20%26lt%3Bi%26gt%3BEcological%20Indicators%26lt%3B%5C%2Fi%26gt%3B%2C%20%26lt%3Bb%26gt%3B146%26lt%3B%5C%2Fb%26gt%3B%2C%20109784.%20%26lt%3Ba%20class%3D%26%23039%3Bzp-DOIURL%26%23039%3B%20target%3D%26%23039%3B_blank%26%23039%3B%20href%3D%26%23039%3Bhttps%3A%5C%2F%5C%2Fdoi.org%5C%2F10.1016%5C%2Fj.ecolind.2022.109784%26%23039%3B%26gt%3Bhttps%3A%5C%2F%5C%2Fdoi.org%5C%2F10.1016%5C%2Fj.ecolind.2022.109784%26lt%3B%5C%2Fa%26gt%3B.%26lt%3B%5C%2Fdiv%26gt%3B%5Cn%20%20%26lt%3B%5C%2Fdiv%26gt%3B%5Cn%26lt%3B%5C%2Fdiv%26gt%3B%22%2C%22data%22%3A%7B%22itemType%22%3A%22journalArticle%22%2C%22title%22%3A%22Local%20identification%20of%20groundwater%20dependent%20vegetation%20using%20high-resolution%20Sentinel-2%20data%20%5Cu2013%20A%20Mediterranean%20case%20study%22%2C%22creators%22%3A%5B%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22L%5Cu00e9onard%22%2C%22lastName%22%3A%22El-Hokayem%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Pantaleone%22%2C%22lastName%22%3A%22De%20Vita%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Christopher%22%2C%22lastName%22%3A%22Conrad%22%7D%5D%2C%22abstractNote%22%3A%22%22%2C%22date%22%3A%222023-02-01%22%2C%22language%22%3A%22en%22%2C%22DOI%22%3A%2210.1016%5C%2Fj.ecolind.2022.109784%22%2C%22ISSN%22%3A%221470160X%22%2C%22url%22%3A%22https%3A%5C%2F%5C%2Flinkinghub.elsevier.com%5C%2Fretrieve%5C%2Fpii%5C%2FS1470160X22012572%22%2C%22collections%22%3A%5B%22MDLREVTX%22%5D%2C%22dateModified%22%3A%222023-08-25T09%3A57%3A55Z%22%7D%7D%5D%7D
1
El-Hokayem, L., De Vita, P., Lindau, A.-K. and Conrad, C. (2024) How Can Satellites Help Us Find Plants That Use Groundwater? Frontiers for Young Minds, 12, 1394341. https://doi.org/10.3389/frym.2024.1394341.
1
El-Hokayem, L., De Vita, P., Usman, M., Link, A. and Conrad, C. (2023, August 30) Potential Groundwater Dependent Vegetation in the Mediterranean [Dataset]. PANGAEA. https://doi.pangaea.de/10.1594/PANGAEA.961765.
1
El-Hokayem, L., De Vita, P., Usman, M., Link, A. and Conrad, C. (2023) Mapping Potentially Groundwater-Dependent Vegetation in the Mediterranean Biome Using Global Geodata Targeting Site Conditions and Vegetation Characteristics. Science of The Total Environment, 898, 166397. https://doi.org/10.1016/j.scitotenv.2023.166397.
1
Link, Andreas, El-Hokayem, L., Usman, M., Conrad, C., Reinecke, R., Berger, M., Wada, Y., Coroama, V. and Finkbeiner, M. (2023, August 3) Groundwater-Dependent Ecosystems at Risk [Dataset]. Mendeley. https://doi.org/10.17632/P39Y3MDH6N.3.
1
Link, A., El-Hokayem, L., Usman, M., Conrad, C., Reinecke, R., Berger, M., Wada, Y., Coroama, V. and Finkbeiner, M. (2023) Groundwater-Dependent Ecosystems at Risk – Global Hotspot Analysis and Implications. Environmental Research Letters. https://doi.org/10.1088/1748-9326/acea97.
1
El-Hokayem, L., De Vita, P. and Conrad, C. (2023) Local Identification of Groundwater Dependent Vegetation Using High-Resolution Sentinel-2 Data – A Mediterranean Case Study. Ecological Indicators, 146, 109784. https://doi.org/10.1016/j.ecolind.2022.109784.
2355391MDLREVTXGMGDE,ConferencePaper american-journal-of-plant-sciences50datedesc1 8397https://geo.uni-halle.de/wp-content/plugins/zotpress/
2355391MDLREVTXGMGDE,Presentation american-journal-of-plant-sciences50datedesc1 8397https://geo.uni-halle.de/wp-content/plugins/zotpress/
%7B%22status%22%3A%22success%22%2C%22updateneeded%22%3Afalse%2C%22instance%22%3Afalse%2C%22meta%22%3A%7B%22request_last%22%3A0%2C%22request_next%22%3A0%2C%22used_cache%22%3Atrue%7D%2C%22data%22%3A%5B%7B%22key%22%3A%22KIANBGJZ%22%2C%22library%22%3A%7B%22id%22%3A2355391%7D%2C%22meta%22%3A%7B%22creatorSummary%22%3A%22El-Hokayem%22%2C%22parsedDate%22%3A%222024-09-13%22%2C%22numChildren%22%3A0%7D%2C%22bib%22%3A%22%26lt%3Bdiv%20class%3D%26quot%3Bcsl-bib-body%26quot%3B%20style%3D%26quot%3Bline-height%3A%201.35%3B%20%26quot%3B%26gt%3B%5Cn%20%20%26lt%3Bdiv%20class%3D%26quot%3Bcsl-entry%26quot%3B%20style%3D%26quot%3Bclear%3A%20left%3B%20%26quot%3B%26gt%3B%5Cn%20%20%20%20%26lt%3Bdiv%20class%3D%26quot%3Bcsl-left-margin%26quot%3B%20style%3D%26quot%3Bfloat%3A%20left%3B%20padding-right%3A%200.5em%3B%20text-align%3A%20right%3B%20width%3A%201em%3B%26quot%3B%26gt%3B1%20%26lt%3B%5C%2Fdiv%26gt%3B%26lt%3Bdiv%20class%3D%26quot%3Bcsl-right-inline%26quot%3B%20style%3D%26quot%3Bmargin%3A%200%20.4em%200%201.5em%3B%26quot%3B%26gt%3BEl-Hokayem%2C%20L.%20%282024%2C%20September%2013%29%20From%20Phreatophyte%20Species%20to%20Habitat%20Probability%20for%20Groundwater-Dependent%20Vegetation%20-%20A%20Multiscale%20Approach.%20Talk%2C%20Freising.%26lt%3B%5C%2Fdiv%26gt%3B%5Cn%20%20%26lt%3B%5C%2Fdiv%26gt%3B%5Cn%26lt%3B%5C%2Fdiv%26gt%3B%22%2C%22data%22%3A%7B%22itemType%22%3A%22presentation%22%2C%22title%22%3A%22From%20phreatophyte%20species%20to%20habitat%20probability%20for%20groundwater-dependent%20vegetation%20-%20A%20multiscale%20approach%22%2C%22creators%22%3A%5B%7B%22creatorType%22%3A%22presenter%22%2C%22firstName%22%3A%22L%5Cu00e9onard%22%2C%22lastName%22%3A%22El-Hokayem%22%7D%5D%2C%22abstractNote%22%3A%22%22%2C%22date%22%3A%222024-09-13%22%2C%22url%22%3A%22%22%2C%22language%22%3A%22%22%2C%22collections%22%3A%5B%22MDLREVTX%22%5D%2C%22dateModified%22%3A%222025-08-14T08%3A01%3A11Z%22%7D%7D%2C%7B%22key%22%3A%229XPRGPQK%22%2C%22library%22%3A%7B%22id%22%3A2355391%7D%2C%22meta%22%3A%7B%22creatorSummary%22%3A%22El-Hokayem%20et%20al.%22%2C%22parsedDate%22%3A%222024-06-13%22%2C%22numChildren%22%3A0%7D%2C%22bib%22%3A%22%26lt%3Bdiv%20class%3D%26quot%3Bcsl-bib-body%26quot%3B%20style%3D%26quot%3Bline-height%3A%201.35%3B%20%26quot%3B%26gt%3B%5Cn%20%20%26lt%3Bdiv%20class%3D%26quot%3Bcsl-entry%26quot%3B%20style%3D%26quot%3Bclear%3A%20left%3B%20%26quot%3B%26gt%3B%5Cn%20%20%20%20%26lt%3Bdiv%20class%3D%26quot%3Bcsl-left-margin%26quot%3B%20style%3D%26quot%3Bfloat%3A%20left%3B%20padding-right%3A%200.5em%3B%20text-align%3A%20right%3B%20width%3A%201em%3B%26quot%3B%26gt%3B1%20%26lt%3B%5C%2Fdiv%26gt%3B%26lt%3Bdiv%20class%3D%26quot%3Bcsl-right-inline%26quot%3B%20style%3D%26quot%3Bmargin%3A%200%20.4em%200%201.5em%3B%26quot%3B%26gt%3BEl-Hokayem%2C%20L.%2C%20Damasceno%2C%20G.%2C%20Bruehlheide%2C%20H.%2C%20Sabatini%2C%20F.M.%20and%20Conrad%2C%20C.%20%282024%2C%20June%2013%29%20Using%20Global%20Vegetation%20Data%20and%20Remote%20Sensing%20to%20Identify%20Groundwater-Dependent%20Vegetation.%20Poster%2C%20Marburg.%26lt%3B%5C%2Fdiv%26gt%3B%5Cn%20%20%26lt%3B%5C%2Fdiv%26gt%3B%5Cn%26lt%3B%5C%2Fdiv%26gt%3B%22%2C%22data%22%3A%7B%22itemType%22%3A%22presentation%22%2C%22title%22%3A%22Using%20global%20vegetation%20data%20and%20remote%20sensing%20to%20identify%20groundwater-dependent%20vegetation%22%2C%22creators%22%3A%5B%7B%22creatorType%22%3A%22presenter%22%2C%22firstName%22%3A%22L%5Cu00e9onard%22%2C%22lastName%22%3A%22El-Hokayem%22%7D%2C%7B%22creatorType%22%3A%22presenter%22%2C%22firstName%22%3A%22Gabriella%22%2C%22lastName%22%3A%22Damasceno%22%7D%2C%7B%22creatorType%22%3A%22presenter%22%2C%22firstName%22%3A%22Helge%22%2C%22lastName%22%3A%22Bruehlheide%22%7D%2C%7B%22creatorType%22%3A%22presenter%22%2C%22firstName%22%3A%22Francesco%20Maria%22%2C%22lastName%22%3A%22Sabatini%22%7D%2C%7B%22creatorType%22%3A%22presenter%22%2C%22firstName%22%3A%22Christopher%22%2C%22lastName%22%3A%22Conrad%22%7D%5D%2C%22abstractNote%22%3A%22%22%2C%22date%22%3A%222024-06-13%22%2C%22url%22%3A%22%22%2C%22language%22%3A%22%22%2C%22collections%22%3A%5B%22MDLREVTX%22%5D%2C%22dateModified%22%3A%222025-08-14T08%3A01%3A23Z%22%7D%7D%2C%7B%22key%22%3A%22QJJS4I2J%22%2C%22library%22%3A%7B%22id%22%3A2355391%7D%2C%22meta%22%3A%7B%22creatorSummary%22%3A%22El-Hokayem%20et%20al.%22%2C%22parsedDate%22%3A%222023-05-08%22%2C%22numChildren%22%3A0%7D%2C%22bib%22%3A%22%26lt%3Bdiv%20class%3D%26quot%3Bcsl-bib-body%26quot%3B%20style%3D%26quot%3Bline-height%3A%201.35%3B%20%26quot%3B%26gt%3B%5Cn%20%20%26lt%3Bdiv%20class%3D%26quot%3Bcsl-entry%26quot%3B%20style%3D%26quot%3Bclear%3A%20left%3B%20%26quot%3B%26gt%3B%5Cn%20%20%20%20%26lt%3Bdiv%20class%3D%26quot%3Bcsl-left-margin%26quot%3B%20style%3D%26quot%3Bfloat%3A%20left%3B%20padding-right%3A%200.5em%3B%20text-align%3A%20right%3B%20width%3A%201em%3B%26quot%3B%26gt%3B1%20%26lt%3B%5C%2Fdiv%26gt%3B%26lt%3Bdiv%20class%3D%26quot%3Bcsl-right-inline%26quot%3B%20style%3D%26quot%3Bmargin%3A%200%20.4em%200%201.5em%3B%26quot%3B%26gt%3BEl-Hokayem%2C%20L.%2C%20De%20Vita%2C%20P.%20and%20Conrad%2C%20C.%20%282023%29%20Mapping%20of%20Potential%20Groundwater%20Dependent%20Vegetation%20Zones%20in%20the%20Mediterranean%20Using%20a%20Simple%20Index%20Based%20on%20Global-Available%20Geodata%20and%20High-Resolution%20Remote%20Sensing.%20EGU%2C%20Naples.%20%26lt%3Ba%20class%3D%26%23039%3Bzp-DOIURL%26%23039%3B%20target%3D%26%23039%3B_blank%26%23039%3B%20href%3D%26%23039%3Bhttps%3A%5C%2F%5C%2Fdoi.org%5C%2F10.5194%5C%2Fegusphere-gc8-hydro-61%26%23039%3B%26gt%3Bhttps%3A%5C%2F%5C%2Fdoi.org%5C%2F10.5194%5C%2Fegusphere-gc8-hydro-61%26lt%3B%5C%2Fa%26gt%3B.%26lt%3B%5C%2Fdiv%26gt%3B%5Cn%20%20%26lt%3B%5C%2Fdiv%26gt%3B%5Cn%26lt%3B%5C%2Fdiv%26gt%3B%22%2C%22data%22%3A%7B%22itemType%22%3A%22conferencePaper%22%2C%22title%22%3A%22Mapping%20of%20potential%20groundwater%20dependent%20vegetation%20zones%20in%20the%20Mediterranean%20using%20a%20simple%20index%20based%20on%20global-available%20geodata%20and%20high-resolution%20remote%20sensing%22%2C%22creators%22%3A%5B%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22L%5Cu00e9onard%22%2C%22lastName%22%3A%22El-Hokayem%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Pantaleone%22%2C%22lastName%22%3A%22De%20Vita%22%7D%2C%7B%22creatorType%22%3A%22author%22%2C%22firstName%22%3A%22Christopher%22%2C%22lastName%22%3A%22Conrad%22%7D%5D%2C%22abstractNote%22%3A%22%26lt%3Bp%26gt%3BGroundwater%20resources%20are%20biodiversity%20hotspots%2C%20and%20provide%20crucial%20ecosystems%20services.%20Yet%2C%20groundwater%20dependent%20ecosystems%20%28GDEs%29%20are%20exposed%20to%20several%20anthropogenic%20threats%2C%20including%20climate%20and%20land%20use%20change.%20Tackling%20these%20threats%20requires%20improving%20the%20on-the-ground%20identification%20of%20GDEs%20at%20the%20global%20scale%20and%20especially%20in%20vulnerable%20areas%20such%20as%20the%20Mediterranean%20biome%20where%20water%20is%20scarce.%26lt%3B%5C%2Fp%26gt%3B%5Cn%26lt%3Bp%26gt%3BIn%20order%20to%20identify%20the%20location%20of%20groundwater%20dependent%20vegetation%20%28GDV%29%20in%20the%20landscape%20and%20create%20a%20harmonized%20global%20map%20of%20GDV%20a%20novel%20multi-instrument%20and%20multi-scale%20approach%20was%20developed.%20The%20approach%20combines%20a%20geodata-based%20potential%20GDV%20zones-index%20%28pGDVZ%29%20together%20with%20high-resolution%20vegetative%2C%20hydrogeological%20and%20topographic%20remote%20sensing%20parameters.%26lt%3B%5C%2Fp%26gt%3B%5Cn%26lt%3Bp%26gt%3BThe%20pGDVZ%20integrates%20global%20and%20openly%20available%20datasets%20to%20combine%20groundwater%20vegetation%20interaction%2C%20land%20use%2C%20soil%20characteristics%20and%20landscape%20wetness%20potential.%20The%20index%20is%20currently%20tested%20for%20the%20whole%20Mediterranean.%20Results%20can%20help%20to%20pinpoint%20areas%20of%20high%20GDVZ%20potential%20where%20regional%20high-resolution%20identification%20of%20GDV%20is%20necessary.%26lt%3B%5C%2Fp%26gt%3B%5Cn%26lt%3Bp%26gt%3BThe%20regional%20GDV-mapping%20concept%20implements%20different%20criteria%20aiming%20at%3A%201%29%20high%20vitality%20and%20wetness%20during%20dry%20periods%20%28e.g.%2C%20Enhanced%20Vegetation%20Index%2C%20Normalized%20Difference%20Vegetation%20Index%2C%20Normalized%20Difference%20Water%20Index%29%2C%202%29%20low%20seasonal%20changes%20in%20vitality%2C%203%29%20low%20interannual%20changes%20in%20vitality%2C%204%29%20high%20topographic%20potential%20of%20water%20accumulation%20and%20low%20water%20table%20depth%20and%205%29%20general%20topography%20%28elevation%2C%20slope%29.%20Processing%20of%20different%20remote%20sensing%20data%20%28e.g.%2C%20Sentinel%201%3B2%2C%20Digital%20Elevation%20Models%2C%20MODIS%29%20is%20performed%20using%20the%20Google%20Earth%20Engine.%20Botanical%20mapping%20as%20well%20as%20integration%20of%20several%20geodata%20is%20used%20for%20validation%20and%20calibration%20of%20derived%20GDV-likelihoods.%20Furthermore%2C%20the%20integration%20of%20vegetation%20plots%20extracted%20from%20sPlot%2C%20the%20global%20vegetation%20database%20introduces%20a%20novel%20methodology%20to%20train%20machine%20learning%20algorithm%20for%20classification%20and%20modelling%20of%20GDV.%26lt%3B%5C%2Fp%26gt%3B%5Cn%26lt%3Bp%26gt%3BAfter%20successfully%20testing%20the%20mapping%20approach%20at%20local%20scale%20in%20the%20%26amp%3B%238216%3BCilento%2C%20Vallo%20di%20Diano%20and%20Alburni%20National%20Park%26amp%3B%238217%3B%20in%20Campania%20%28Italy%29%2C%20a%20two-step%20upscaling%20methodology%20is%20currently%20designed%20to%20implement%20the%20concept%20on%20regional%20%28county%29%20and%20global%20%28biome%29%20scale.%26lt%3B%5C%2Fp%26gt%3B%22%2C%22date%22%3A%222023-05-08%22%2C%22proceedingsTitle%22%3A%22%22%2C%22conferenceName%22%3A%22A%20European%20vision%20for%20hydrological%20observations%20and%20experimentation%22%2C%22language%22%3A%22%22%2C%22DOI%22%3A%2210.5194%5C%2Fegusphere-gc8-hydro-61%22%2C%22ISBN%22%3A%22%22%2C%22url%22%3A%22https%3A%5C%2F%5C%2Fmeetingorganizer.copernicus.org%5C%2FGC8-Hydro%5C%2FGC8-Hydro-61.html%22%2C%22collections%22%3A%5B%22MDLREVTX%22%5D%2C%22dateModified%22%3A%222025-05-19T08%3A38%3A04Z%22%7D%7D%5D%7D
1
El-Hokayem, L. (2024, September 13) From Phreatophyte Species to Habitat Probability for Groundwater-Dependent Vegetation - A Multiscale Approach. Talk, Freising.
1
El-Hokayem, L., Damasceno, G., Bruehlheide, H., Sabatini, F.M. and Conrad, C. (2024, June 13) Using Global Vegetation Data and Remote Sensing to Identify Groundwater-Dependent Vegetation. Poster, Marburg.
1
El-Hokayem, L., De Vita, P. and Conrad, C. (2023) Mapping of Potential Groundwater Dependent Vegetation Zones in the Mediterranean Using a Simple Index Based on Global-Available Geodata and High-Resolution Remote Sensing. EGU, Naples. https://doi.org/10.5194/egusphere-gc8-hydro-61.
Abschlussarbeiten
Sie möchten eine Abschlussarbeit in diesem Projekt schreiben? So gehen Sie vor.
Relevante Beiträge & Seiten (5)
-
Neue Veröffentlichung: How Can Satellites Help Us Find Plants That Use Groundwater? ( Beitrag: Publikation Geoökologie )
Im Rahmen seiner Promotion im Projekt GM-GDE hat sich Léonard El-Hokayem in seinem neuen Artikel mit Wissenschaftskommunikation für Kinder beschäftigt.
-
Neue Feldkampagne in Süditalien ( Beitrag: International Geoökologie )
Cilento Nationalpark, August 2024. Zum Ende der Trockenperiode im August sind Léonard El-Hokayem und David Emanuel Schulz im Projekt GM-GDE erneut auf…
-
Aktuelle Publikationen zur globalen Kartierung von grundwasserabhängigen Ökosystemen ( Beitrag: Publikation Geoökologie )
Zwei neue Konzepte zur Identifizierung grundwasserabhängiger Ökosystemen auf globaler Ebene wurden entwickelt. Beide Ansätze kombinieren frei verfügbare…
-
Arbeitsgruppe Geoökologie auf der „8th Galileo Konferenz: A European vision for hydrological observations and experiment… ( Beitrag: International Geoökologie )
Unsere Doktoranden Jan Lukas Wenzel, Léonard El-Hokayem und Johannes Löw nahmen an der 8th Galileo Konferenz: A European vision for hydrological observations…
-
Aktuelle Publikation: Identifizierung von grundwasserabhängiger Vegetation in einem mediterranen Untersuchungsgebiet ( Beitrag: Publikation Geoökologie )
Mit einer neu entwickelten Methode, die lokal Fernerkundung und Geodatenintegration kombiniert, konnte grundwasserabhängige Vegetation in einem mediterranen…
Steckbrief GM-GDE
Projekt Titel
GM-GDE
(Original TitelGlobale Kartierung bedrohter grundwasserabhängiger Ökosysteme mittels Fernerkundung)
Projektlaufzeit
01.01.2022 – 31.12.2025
Projektleitung
Prof. Dr. Christopher Conrad
Projektausrichtung
Forschung
Untersuchungsgebiet
Sachsen-Anhalt, Deutschland; Kampanien, Italien; Kenia
Kontakt
Léonard El-Hokayem
leonard.el-hokayem@geo.uni-halle.de
Projekt-Mitarbeiter*innen
- Prof. Dr. Christopher Conrad
- Prof. Dr. Jonathan Everts
- Dr. Muhammad Usman
- Léonard El-Hokayem
- Francesco Maria Sabatini
Fördermittelgeber*innen
- MLUBioDivFund