{"id":"https://openalex.org/W4416723992","doi":"https://doi.org/10.9734/ajgr/2025/v8i4343","title":"Global Research Landscape and Knowledge Evolution of Early Warning Systems in Natural Disaster Management","display_name":"Global Research Landscape and Knowledge Evolution of Early Warning Systems in Natural Disaster Management","publication_year":2025,"publication_date":"2025-11-26","ids":{"openalex":"https://openalex.org/W4416723992","doi":"https://doi.org/10.9734/ajgr/2025/v8i4343"},"language":"en","primary_location":{"id":"doi:10.9734/ajgr/2025/v8i4343","doi":"https://doi.org/10.9734/ajgr/2025/v8i4343","is_oa":true,"landing_page_url":"https://doi.org/10.9734/ajgr/2025/v8i4343","pdf_url":null,"source":{"id":"https://openalex.org/S4210205536","display_name":"Asian Journal of Geographical Research","issn_l":"2582-2985","issn":["2582-2985"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310320855","host_organization_name":"Sciencedomain International","host_organization_lineage":["https://openalex.org/P4310320855"],"host_organization_lineage_names":["Sciencedomain International"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Asian Journal of Geographical Research","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://doi.org/10.9734/ajgr/2025/v8i4343","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5119839555","display_name":"T Adarsh","orcid":"https://orcid.org/0009-0004-9803-8281","observed_orcids":["https://orcid.org/0009-0004-9803-8281"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Adarsh T","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0009-0004-9803-8281","affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5120667603","display_name":"Neenu S Pillai","orcid":"https://orcid.org/0009-0009-1315-2509","observed_orcids":["https://orcid.org/0009-0009-1315-2509"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Neenu S Pillai","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0009-0009-1315-2509","affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101920822","display_name":"Suresh Selvaraj","orcid":"https://orcid.org/0000-0002-9699-1691","observed_orcids":["https://orcid.org/0000-0002-9699-1691"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Suresh S","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-9699-1691","affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5120384741","display_name":"M Balu","orcid":"https://orcid.org/0009-0007-0003-9350","observed_orcids":["https://orcid.org/0009-0007-0003-9350"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Balu M","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0009-0007-0003-9350","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"8","issue":"4","first_page":"360","last_page":"388"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10747","display_name":"Disaster Management and Resilience","score":0.8690999746322632,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T10747","display_name":"Disaster Management and Resilience","score":0.8690999746322632,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10102","display_name":"scientometrics and bibliometrics research","score":0.11869999766349792,"subfield":{"id":"https://openalex.org/subfields/3309","display_name":"Library and Information Sciences"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T14250","display_name":"Energy and Environmental Systems","score":0.004999999888241291,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/early-warning-systems","display_name":"early warning systems","score":1.0},{"id":"https://openalex.org/keywords/natural-disaster-management","display_name":"natural disaster management","score":0.9610000252723694},{"id":"https://openalex.org/keywords/sendai-framework-for-disaster-risk-reduction","display_name":"Sendai Framework","score":0.8870000243186951},{"id":"https://openalex.org/keywords/research-trends","display_name":"research trends","score":0.7360000014305115},{"id":"https://openalex.org/keywords/thematic-evolution","display_name":"thematic evolution","score":0.6309999823570251},{"id":"https://openalex.org/keywords/international-research-collaboration","display_name":"international research collaboration","score":0.8550000190734863},{"id":"https://openalex.org/keywords/climate-change","display_name":"climate change","score":0.5009999871253967},{"id":"https://openalex.org/keywords/disaster-resilience","display_name":"disaster resilience","score":0.7070000171661377},{"id":"https://openalex.org/keywords/internet-of-things","display_name":"Internet of Things","score":0.7440000176429749},{"id":"https://openalex.org/keywords/machine-learning","display_name":"machine learning","score":0.8709999918937683},{"id":"https://openalex.org/keywords/flood-early-warning","display_name":"flood early warning","score":0.6480000019073486}],"concepts":[{"id":"https://openalex.org/C29825287","wikidata":"https://www.wikidata.org/wiki/Q1427940","display_name":"Warning system","level":2,"score":0.5863999724388123},{"id":"https://openalex.org/C2780750338","wikidata":"https://www.wikidata.org/wiki/Q5281359","display_name":"Disaster risk reduction","level":2,"score":0.5788000226020813},{"id":"https://openalex.org/C39410599","wikidata":"https://www.wikidata.org/wiki/Q3433179","display_name":"Natural hazard","level":2,"score":0.5583000183105469},{"id":"https://openalex.org/C166566181","wikidata":"https://www.wikidata.org/wiki/Q8065","display_name":"Natural disaster","level":2,"score":0.5109999775886536},{"id":"https://openalex.org/C62555980","wikidata":"https://www.wikidata.org/wiki/Q1460420","display_name":"Emergency management","level":2,"score":0.4717999994754791},{"id":"https://openalex.org/C2779296788","wikidata":"https://www.wikidata.org/wiki/Q5326904","display_name":"Early warning system","level":3,"score":0.46950000524520874},{"id":"https://openalex.org/C2778473407","wikidata":"https://www.wikidata.org/wiki/Q1459574","display_name":"Compendium","level":2,"score":0.4375},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.40470001101493835},{"id":"https://openalex.org/C22467394","wikidata":"https://www.wikidata.org/wiki/Q849359","display_name":"Multidisciplinary approach","level":2,"score":0.38960000872612},{"id":"https://openalex.org/C107826830","wikidata":"https://www.wikidata.org/wiki/Q929380","display_name":"Environmental resource management","level":1,"score":0.3853999972343445},{"id":"https://openalex.org/C2778805511","wikidata":"https://www.wikidata.org/wiki/Q1713","display_name":"Citation","level":2,"score":0.3734999895095825},{"id":"https://openalex.org/C2778304055","wikidata":"https://www.wikidata.org/wiki/Q657474","display_name":"Beijing","level":3,"score":0.3677999973297119},{"id":"https://openalex.org/C93692415","wikidata":"https://www.wikidata.org/wiki/Q1502030","display_name":"Thematic map","level":2,"score":0.3666999936103821},{"id":"https://openalex.org/C178315738","wikidata":"https://www.wikidata.org/wiki/Q603441","display_name":"Bibliometrics","level":2,"score":0.362199991941452},{"id":"https://openalex.org/C32896092","wikidata":"https://www.wikidata.org/wiki/Q189447","display_name":"Risk management","level":2,"score":0.35190001130104065},{"id":"https://openalex.org/C552854447","wikidata":"https://www.wikidata.org/wiki/Q131201","display_name":"Sustainable development","level":2,"score":0.35179999470710754},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.33649998903274536},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.3199999928474426},{"id":"https://openalex.org/C14224292","wikidata":"https://www.wikidata.org/wiki/Q13600188","display_name":"Conceptual framework","level":2,"score":0.31839999556541443},{"id":"https://openalex.org/C191935318","wikidata":"https://www.wikidata.org/wiki/Q148","display_name":"China","level":2,"score":0.31360000371932983},{"id":"https://openalex.org/C56739046","wikidata":"https://www.wikidata.org/wiki/Q192060","display_name":"Knowledge management","level":1,"score":0.28949999809265137},{"id":"https://openalex.org/C2779585090","wikidata":"https://www.wikidata.org/wiki/Q3457762","display_name":"Resilience (materials science)","level":2,"score":0.2892000079154968},{"id":"https://openalex.org/C29985473","wikidata":"https://www.wikidata.org/wiki/Q188460","display_name":"Natural resource","level":2,"score":0.28839999437332153},{"id":"https://openalex.org/C9770341","wikidata":"https://www.wikidata.org/wiki/Q1938983","display_name":"Geospatial analysis","level":2,"score":0.2872999906539917},{"id":"https://openalex.org/C85973986","wikidata":"https://www.wikidata.org/wiki/Q1091731","display_name":"Exploratory research","level":2,"score":0.2854999899864197},{"id":"https://openalex.org/C180198813","wikidata":"https://www.wikidata.org/wiki/Q121182","display_name":"Information system","level":2,"score":0.2759000062942505},{"id":"https://openalex.org/C18762648","wikidata":"https://www.wikidata.org/wiki/Q42213","display_name":"Work (physics)","level":2,"score":0.2736000120639801},{"id":"https://openalex.org/C123138037","wikidata":"https://www.wikidata.org/wiki/Q5570871","display_name":"Global network","level":2,"score":0.2687999904155731},{"id":"https://openalex.org/C91375879","wikidata":"https://www.wikidata.org/wiki/Q15473274","display_name":"Environmental planning","level":1,"score":0.26440000534057617},{"id":"https://openalex.org/C148609458","wikidata":"https://www.wikidata.org/wiki/Q7021281","display_name":"Nexus (standard)","level":2,"score":0.2565000057220459},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.2531999945640564},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.25189998745918274},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.25099998712539673}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.9734/ajgr/2025/v8i4343","doi":"https://doi.org/10.9734/ajgr/2025/v8i4343","is_oa":true,"landing_page_url":"https://doi.org/10.9734/ajgr/2025/v8i4343","pdf_url":null,"source":{"id":"https://openalex.org/S4210205536","display_name":"Asian Journal of Geographical Research","issn_l":"2582-2985","issn":["2582-2985"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310320855","host_organization_name":"Sciencedomain International","host_organization_lineage":["https://openalex.org/P4310320855"],"host_organization_lineage_names":["Sciencedomain International"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Asian Journal of Geographical Research","raw_type":"journal-article"},{"id":"pmh:oai:HAL:hal-05385203v1","doi":null,"is_oa":false,"landing_page_url":"https://hal.science/hal-05385203v1","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4405252976","host_organization_name":"Centre pour la Communication Scientifique Directe","host_organization_lineage":["https://openalex.org/I4405252976"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Asian Journal of Geographical Research, 2025, 8 (4), pp.360-388","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.9734/ajgr/2025/v8i4343","doi":"https://doi.org/10.9734/ajgr/2025/v8i4343","is_oa":true,"landing_page_url":"https://doi.org/10.9734/ajgr/2025/v8i4343","pdf_url":null,"source":{"id":"https://openalex.org/S4210205536","display_name":"Asian Journal of Geographical Research","issn_l":"2582-2985","issn":["2582-2985"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310320855","host_organization_name":"Sciencedomain International","host_organization_lineage":["https://openalex.org/P4310320855"],"host_organization_lineage_names":["Sciencedomain International"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Asian Journal of Geographical Research","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/13","score":0.4399999976158142,"display_name":"Climate action"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W7128177239","https://openalex.org/W4414615003","https://openalex.org/W7131377104","https://openalex.org/W7125393283","https://openalex.org/W2784511921","https://openalex.org/W7164138632","https://openalex.org/W4417515890","https://openalex.org/W7213544414","https://openalex.org/W6958809144","https://openalex.org/W4406963850"],"abstract_inverted_index":{"The":[0,34,167,227],"comprehensive":[1],"approach":[2],"to":[3,16,21,44,57,69,256,259,284],"bibliometric":[4],"analysis":[5],"examines":[6],"global":[7],"research":[8,99,140,190,222,232],"on":[9],"Early":[10],"Warning":[11],"Systems":[12],"(EWS)":[13],"in":[14,76,98,147,188,216,224],"relation":[15],"disaster":[17,179],"management":[18,180],"from":[19,26,262],"2001":[20],"2024,":[22],"with":[23,82,101,155,213,253],"data":[24,274],"retrieved":[25],"the":[27,39,59,65,83,86,96,102,110,128,138,143,148,189,205,225,266],"Web":[28],"of":[29,64,85,105,131,152,198,242,268],"Science":[30],"and":[31,54,61,73,114,121,127,142,169,178,196,219,238,276,279,288],"Scopus":[32],"databases.":[33],"Bibliometrix":[35],"R":[36],"package":[37],"is":[38,42,150],"tool":[40],"that":[41,116,230,247],"used":[43],"examine":[45],"publication":[46],"trends,":[47],"influential":[48],"sources,":[49],"country-level":[50],"contributions,":[51],"collaboration":[52,207],"networks,":[53],"thematic":[55,168],"evolution":[56],"map":[58],"intellectual":[60],"structural":[62],"development":[63],"field.":[66],"It":[67],"helps":[68],"reveal":[70],"a":[71,210,236],"steady":[72],"exponential":[74],"growth":[75],"publications,":[77],"particularly":[78],"after":[79],"2015,":[80],"coinciding":[81],"adoption":[84],"Sendai":[87],"Framework":[88],"for":[89],"Disaster":[90,132],"Risk":[91,133],"Reduction":[92,134],"(2015\u20132030).":[93],"China":[94,214],"takes":[95],"lead":[97],"productivity":[100],"largest":[103],"share":[104],"publications":[106],"followed":[107],"by":[108],"Italy,":[109],"United":[111],"States,":[112],"Australia,":[113],"Canada":[115],"have":[117],"higher":[118],"citation":[119],"impact":[120],"international":[122,206],"visibility.":[123],"Natural":[124],"Hazards,":[125],"Landslides,":[126],"International":[129],"Journal":[130],"are":[135],"identified":[136],"as":[137,181,235],"top":[139],"outlets":[141],"developing":[144,277],"conceptual":[145],"basis":[146],"field":[149],"comprised":[151],"keywords":[153],"associated":[154],"\u201cearly":[156],"warning":[157,174,202,244,282],"system,\u201d":[158],"\u201cdisaster":[159],"management,\u201d":[160],"\u201cfloods,\u201d":[161],"\u201crisk":[162],"assessment,\u201d":[163],"and,":[164],"\u201cclimate":[165],"change.\"":[166],"factorial":[170],"analyses":[171],"depicted":[172],"early":[173,243,281],"systems,":[175],"climate":[176],"change,":[177],"well-developed":[182],"motor":[183],"themes,":[184],"while":[185],"emerging":[186],"themes":[187],"literature":[191],"included":[192],"machine":[193],"learning,":[194],"resilience,":[195],"Internet":[197],"Things":[199],"(IoT)":[200],"based":[201],"models.":[203],"Additionally,":[204],"network":[208],"suggests":[209],"dual-core":[211],"pattern":[212],"leading":[215],"South-South":[217],"partnerships,":[218],"Europe":[220],"anchoring":[221],"networks":[223],"West.":[226],"authors":[228],"highlight":[229],"EWS":[231],"has":[233],"developed":[234],"multidisciplinary":[237],"globally":[239],"located":[240],"compendium":[241],"system":[245],"science,":[246],"connects":[248],"technology":[249],"innovation,":[250],"environmental":[251],"science":[252],"policy-developed":[254],"frameworks,":[255],"improve":[257],"resilience":[258],"disasters.":[260],"Findings":[261],"this":[263],"study":[264],"suggest":[265],"importance":[267],"strengthening":[269,272],"cross-regional":[270],"collaboration,":[271],"open":[273],"integration":[275],"AI-":[278],"IoT-enabled":[280],"systems":[283],"build":[285],"more":[286],"adaptive":[287],"climate-resilient":[289],"societies.":[290]},"counts_by_year":[],"updated_date":"2026-10-27T15:51:10.671819","created_date":"2025-11-27T00:00:00"}
