{"id":"https://openalex.org/W3086335466","doi":"https://doi.org/10.3390/rs12182974","title":"Trends in Long-Term Drought Changes in the Mekong River Delta of Vietnam","display_name":"Trends in Long-Term Drought Changes in the Mekong River Delta of Vietnam","publication_year":2020,"publication_date":"2020-09-12","ids":{"openalex":"https://openalex.org/W3086335466","doi":"https://doi.org/10.3390/rs12182974","mag":"3086335466"},"language":"en","primary_location":{"id":"doi:10.3390/rs12182974","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs12182974","pdf_url":"https://www.mdpi.com/2072-4292/12/18/2974/pdf?version=1600172423","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2072-4292/12/18/2974/pdf?version=1600172423","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5059490305","display_name":"Vu Hien Phan","orcid":"https://orcid.org/0000-0002-9721-4421"},"institutions":[{"id":"https://openalex.org/I123565023","display_name":"Vietnam National University Ho Chi Minh City","ror":"https://ror.org/00waaqh38","country_code":"VN","type":"education","lineage":["https://openalex.org/I123565023"]},{"id":"https://openalex.org/I228151691","display_name":"Ho Chi Minh City International University","ror":"https://ror.org/003szmg30","country_code":"VN","type":"education","lineage":["https://openalex.org/I123565023","https://openalex.org/I228151691"]}],"countries":["VN"],"is_corresponding":true,"raw_author_name":"Vu Hien Phan","raw_affiliation_strings":["Department of Physics, International University, VNU-HCM, Linh Trung Ward, Thu Duc District, Ho Chi Minh City 71308, Vietnam"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics, International University, VNU-HCM, Linh Trung Ward, Thu Duc District, Ho Chi Minh City 71308, Vietnam","institution_ids":["https://openalex.org/I123565023","https://openalex.org/I228151691"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086908779","display_name":"Vi Tung Dinh","orcid":null},"institutions":[{"id":"https://openalex.org/I123565023","display_name":"Vietnam National University Ho Chi Minh City","ror":"https://ror.org/00waaqh38","country_code":"VN","type":"education","lineage":["https://openalex.org/I123565023"]},{"id":"https://openalex.org/I47265099","display_name":"Ho Chi Minh City University of Technology","ror":"https://ror.org/04qva2324","country_code":"VN","type":"education","lineage":["https://openalex.org/I123565023","https://openalex.org/I47265099"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Vi Tung Dinh","raw_affiliation_strings":["Department of Geomatics Engineering, University of Technology, VNU-HCM, Ward 14, District 10, Ho Chi Minh City 72506, Vietnam"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Geomatics Engineering, University of Technology, VNU-HCM, Ward 14, District 10, Ho Chi Minh City 72506, Vietnam","institution_ids":["https://openalex.org/I123565023","https://openalex.org/I47265099"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5037183827","display_name":"Zhongbo Su","orcid":"https://orcid.org/0000-0003-2096-1733"},"institutions":[{"id":"https://openalex.org/I94624287","display_name":"University of Twente","ror":"https://ror.org/006hf6230","country_code":"NL","type":"education","lineage":["https://openalex.org/I94624287"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Zhongbo Su","raw_affiliation_strings":["Department of Water Resource, ITC, University of Twente, Hengelosestraat 99, 7514 AE Enschede, The Netherlands"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Water Resource, ITC, University of Twente, Hengelosestraat 99, 7514 AE Enschede, The Netherlands","institution_ids":["https://openalex.org/I94624287"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5059490305"],"corresponding_institution_ids":["https://openalex.org/I123565023","https://openalex.org/I228151691"],"apc_list":{"value":2500,"currency":"CHF","value_usd":2784},"apc_paid":{"value":2500,"currency":"CHF","value_usd":2784},"fwci":1.4721,"has_fulltext":true,"cited_by_count":34,"citation_normalized_percentile":{"value":0.82509961,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":93,"max":99},"biblio":{"volume":"12","issue":"18","first_page":"2974","last_page":"2974"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11186","display_name":"Hydrology and Drought Analysis","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11186","display_name":"Hydrology and Drought Analysis","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10029","display_name":"Climate variability and models","score":0.9986000061035156,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10111","display_name":"Remote Sensing in Agriculture","score":0.9969000220298767,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.6626836657524109},{"id":"https://openalex.org/keywords/impervious-surface","display_name":"Impervious surface","score":0.6227696537971497},{"id":"https://openalex.org/keywords/dryness","display_name":"Dryness","score":0.6008625626564026},{"id":"https://openalex.org/keywords/normalized-difference-vegetation-index","display_name":"Normalized Difference Vegetation Index","score":0.5644708275794983},{"id":"https://openalex.org/keywords/dry-season","display_name":"Dry season","score":0.5214994549751282},{"id":"https://openalex.org/keywords/vegetation","display_name":"Vegetation (pathology)","score":0.5084406733512878},{"id":"https://openalex.org/keywords/delta","display_name":"Delta","score":0.4317168593406677},{"id":"https://openalex.org/keywords/agriculture","display_name":"Agriculture","score":0.41523435711860657},{"id":"https://openalex.org/keywords/perennial-plant","display_name":"Perennial plant","score":0.41432666778564453},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.39363062381744385},{"id":"https://openalex.org/keywords/climate-change","display_name":"Climate change","score":0.30264484882354736},{"id":"https://openalex.org/keywords/agronomy","display_name":"Agronomy","score":0.1390940248966217},{"id":"https://openalex.org/keywords/ecology","display_name":"Ecology","score":0.10056954622268677}],"concepts":[{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.6626836657524109},{"id":"https://openalex.org/C2668921","wikidata":"https://www.wikidata.org/wiki/Q1434713","display_name":"Impervious surface","level":2,"score":0.6227696537971497},{"id":"https://openalex.org/C2777464272","wikidata":"https://www.wikidata.org/wiki/Q5309747","display_name":"Dryness","level":2,"score":0.6008625626564026},{"id":"https://openalex.org/C1549246","wikidata":"https://www.wikidata.org/wiki/Q718775","display_name":"Normalized Difference Vegetation Index","level":3,"score":0.5644708275794983},{"id":"https://openalex.org/C9777977","wikidata":"https://www.wikidata.org/wiki/Q146575","display_name":"Dry season","level":2,"score":0.5214994549751282},{"id":"https://openalex.org/C2776133958","wikidata":"https://www.wikidata.org/wiki/Q7918366","display_name":"Vegetation (pathology)","level":2,"score":0.5084406733512878},{"id":"https://openalex.org/C5072461","wikidata":"https://www.wikidata.org/wiki/Q49506","display_name":"Delta","level":2,"score":0.4317168593406677},{"id":"https://openalex.org/C118518473","wikidata":"https://www.wikidata.org/wiki/Q11451","display_name":"Agriculture","level":2,"score":0.41523435711860657},{"id":"https://openalex.org/C24461792","wikidata":"https://www.wikidata.org/wiki/Q157957","display_name":"Perennial plant","level":2,"score":0.41432666778564453},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.39363062381744385},{"id":"https://openalex.org/C132651083","wikidata":"https://www.wikidata.org/wiki/Q7942","display_name":"Climate change","level":2,"score":0.30264484882354736},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.1390940248966217},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.10056954622268677},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.0},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.3390/rs12182974","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs12182974","pdf_url":"https://www.mdpi.com/2072-4292/12/18/2974/pdf?version=1600172423","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:ris.utwente.nl:openaire/04c520c6-7006-4fcf-af2a-7f79e9ec52cd","is_oa":true,"landing_page_url":"https://research.utwente.nl/en/publications/04c520c6-7006-4fcf-af2a-7f79e9ec52cd","pdf_url":null,"source":{"id":"https://openalex.org/S4406922991","display_name":"University of Twente Research Information","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Phan, V H, Dinh, V T & Su, Z 2020, 'Trends in Long-Term Drought Changes in the Mekong River Delta of Vietnam', Remote sensing, vol. 12, no. 18, 2974, pp. 1-22. https://doi.org/10.3390/rs12182974","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:doaj.org/article:1ddb0209e8dd4a33af754f4708e07f27","is_oa":true,"landing_page_url":"https://doaj.org/article/1ddb0209e8dd4a33af754f4708e07f27","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing, Vol 12, Iss 18, p 2974 (2020)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/2072-4292/12/18/2974/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/rs12182974","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing; Volume 12; Issue 18; Pages: 2974","raw_type":"Text"},{"id":"pmh:oai:ris.utwente.nl:publications/04c520c6-7006-4fcf-af2a-7f79e9ec52cd","is_oa":false,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4406922991","display_name":"University of Twente Research Information","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":""}],"best_oa_location":{"id":"doi:10.3390/rs12182974","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs12182974","pdf_url":"https://www.mdpi.com/2072-4292/12/18/2974/pdf?version=1600172423","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/14","display_name":"Life below water","score":0.5600000023841858}],"awards":[{"id":"https://openalex.org/G4005067528","display_name":null,"funder_award_id":"C2017-20-21","funder_id":"https://openalex.org/F4320326592","funder_display_name":"Viet Nam National University Ho Chi Minh City"}],"funders":[{"id":"https://openalex.org/F4320326592","display_name":"Viet Nam National University Ho Chi Minh City","ror":"https://ror.org/00waaqh38"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3086335466.pdf","grobid_xml":"https://content.openalex.org/works/W3086335466.grobid-xml"},"referenced_works_count":49,"referenced_works":["https://openalex.org/W1865507796","https://openalex.org/W1969394913","https://openalex.org/W1978316909","https://openalex.org/W1978835122","https://openalex.org/W1985857142","https://openalex.org/W2014508146","https://openalex.org/W2021652078","https://openalex.org/W2025305089","https://openalex.org/W2027135335","https://openalex.org/W2027173730","https://openalex.org/W2046548554","https://openalex.org/W2049258279","https://openalex.org/W2052794809","https://openalex.org/W2066320985","https://openalex.org/W2068371905","https://openalex.org/W2078706248","https://openalex.org/W2087474353","https://openalex.org/W2092427942","https://openalex.org/W2104157175","https://openalex.org/W2108886061","https://openalex.org/W2113429172","https://openalex.org/W2130614636","https://openalex.org/W2157245283","https://openalex.org/W2163331940","https://openalex.org/W2171932819","https://openalex.org/W2230848047","https://openalex.org/W2301398174","https://openalex.org/W2322915731","https://openalex.org/W2548800205","https://openalex.org/W2584693984","https://openalex.org/W2590662568","https://openalex.org/W2609470236","https://openalex.org/W2740568376","https://openalex.org/W2771088022","https://openalex.org/W2808520328","https://openalex.org/W2892517554","https://openalex.org/W2904109594","https://openalex.org/W2912772317","https://openalex.org/W2914340059","https://openalex.org/W2969292133","https://openalex.org/W2987920779","https://openalex.org/W3002512276","https://openalex.org/W3004617717","https://openalex.org/W4248002739","https://openalex.org/W6634145048","https://openalex.org/W6670235279","https://openalex.org/W6679334281","https://openalex.org/W6754812068","https://openalex.org/W7011571793"],"related_works":["https://openalex.org/W2746658491","https://openalex.org/W2333179782","https://openalex.org/W2372656757","https://openalex.org/W2364341326","https://openalex.org/W2565427954","https://openalex.org/W2757433404","https://openalex.org/W4254235682","https://openalex.org/W2054563345","https://openalex.org/W2520989432","https://openalex.org/W4280571974"],"abstract_inverted_index":{"In":[0],"recent":[1],"years,":[2],"short":[3],"droughts":[4],"in":[5,22,40,48,142,146,168,220,257],"the":[6,23,35,41,49,62,77,84,99,124,128,138,143,147,163,169,182,191,221,269],"dry":[7,42,125,144],"season":[8],"have":[9,171,224],"occurred":[10],"more":[11],"frequently":[12],"and":[13,19,55,93,98,154,160,199,214,233,258,261],"caused":[14],"serious":[15],"damages":[16],"to":[17,33,46,68,209,250],"agriculture":[18],"human":[20],"living":[21],"Mekong":[24],"River":[25],"Delta":[26],"of":[27,37,71,113,123,140,162,175,181,228,240,268],"Vietnam":[28],"(MRD).":[29],"The":[30],"paper":[31],"attempts":[32],"quantify":[34],"trends":[36],"drought":[38,114,141,176,229],"changes":[39,115],"seasons":[43,126,145],"from":[44,91,105,196],"2001":[45],"2015":[47],"region,":[50],"using":[51],"daily":[52],"MODIS":[53],"MOD09GQ":[54],"MOD11A1":[56],"data":[57],"products.":[58],"Here,":[59],"we":[60],"exploit":[61],"Temperature":[63,102],"Vegetation":[64,87],"Dryness":[65],"Index":[66,88],"(TVDI)":[67],"assess":[69],"levels":[70],"droughts.":[72],"For":[73],"each":[74],"image-acquisition":[75],"time,":[76],"TVDI":[78,121],"image":[79],"is":[80,116],"computed,":[81],"based":[82,118],"on":[83,119],"Normalized":[85],"Difference":[86],"(NDVI),":[89],"derived":[90,104],"red":[92],"near":[94],"infrared":[95,107],"reflectance":[96],"data,":[97],"Land":[100],"Surface":[101],"(LST),":[103],"thermal":[106],"data.":[108],"Subsequently,":[109],"a":[110,132,136,225],"spatiotemporal":[111],"pattern":[112],"estimated,":[117],"mean":[120],"values":[122],"during":[127],"observed":[129],"period,":[130],"by":[131],"linear":[133],"regression.":[134],"As":[135],"result,":[137],"state":[139],"MRD":[148],"has":[149,247],"mostly":[150],"been":[151,248],"at":[152],"light":[153],"moderate":[155],"levels,":[156],"occupying":[157,178,265],"approximately":[158,179,266],"62%":[159],"34%":[161],"total":[164,183,270],"area.":[165,271],"Several":[166],"sub-areas":[167,219],"center":[170],"an":[172],"increased":[173],"trend":[174,227],"change,":[177,195],"12.5%":[180,267],"area,":[184],"because":[185,231],"impervious":[186],"surface":[187,235],"areas":[188,236],"increase,":[189,237],"e.g.,":[190,238],"obvious":[192],"land":[193,198,200,211,241],"use":[194],"forest":[197,260],"for":[201,203,212,242,244],"cultivation":[202,243],"perennial":[204,245],"trees":[205,246],"being":[206],"strongly":[207],"converted":[208,249],"built-up":[210],"residence":[213],"public":[215],"transportation.":[216],"Meanwhile,":[217],"several":[218],"coastal":[222],"regions":[223],"negative":[226],"change":[230],"water":[232],"absorbent":[234],"most":[239],"aquaculture":[251],"land.":[252],"These":[253],"cases":[254],"usually":[255],"occur":[256],"surrounding":[259],"wet":[262],"land,":[263],"also":[264]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":7},{"year":2024,"cited_by_count":8},{"year":2023,"cited_by_count":7},{"year":2022,"cited_by_count":8},{"year":2021,"cited_by_count":2}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}
