{"id":"https://openalex.org/W7224424669","doi":"https://doi.org/10.3389/ffgc.2026.1987166","title":"Forest expansion, farmland transition, and grain\u2013ecological change in Henan, China: a coupled secondary-data analysis","display_name":"Forest expansion, farmland transition, and grain\u2013ecological change in Henan, China: a coupled secondary-data analysis","publication_year":2026,"publication_date":"2026-10-29","ids":{"openalex":"https://openalex.org/W7224424669","doi":"https://doi.org/10.3389/ffgc.2026.1987166"},"language":"en","primary_location":{"id":"doi:10.3389/ffgc.2026.1987166","doi":"https://doi.org/10.3389/ffgc.2026.1987166","is_oa":true,"landing_page_url":"https://doi.org/10.3389/ffgc.2026.1987166","pdf_url":"https://www.frontiersin.org/journals/forests-and-global-change/articles/10.3389/ffgc.2026.1987166/pdf","source":{"id":"https://openalex.org/S4210178346","display_name":"Frontiers in Forests and Global Change","issn_l":"2624-893X","issn":["2624-893X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","norway-1","poland-20","russia-white-list-1"],"host_organization":"https://openalex.org/P4310320527","host_organization_name":"Frontiers Media","host_organization_lineage":["https://openalex.org/P4310320527"],"host_organization_lineage_names":["Frontiers Media"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Frontiers in Forests and Global Change","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.frontiersin.org/journals/forests-and-global-change/articles/10.3389/ffgc.2026.1987166/pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5160123625","display_name":"Zhengyang Fang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210088000","display_name":"Ningbo University of Finance & Economics","ror":"https://ror.org/0085x3f43","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210088000"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhengyang Fang","raw_affiliation_strings":["School of Management, Ningbo University of Finance & Economics"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Management, Ningbo University of Finance & Economics","institution_ids":["https://openalex.org/I4210088000"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5160123625"],"corresponding_institution_ids":["https://openalex.org/I4210088000"],"apc_list":{"value":1950,"currency":"CHF","value_usd":2353},"apc_paid":{"value":1950,"currency":"CHF","value_usd":2353},"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.82045855,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"9","issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10226","display_name":"Land Use and Ecosystem Services","score":0.9355000257492065,"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/T10226","display_name":"Land Use and Ecosystem Services","score":0.9355000257492065,"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/T13203","display_name":"Environmental Changes in China","score":0.06210000067949295,"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/T10319","display_name":"Conservation, Biodiversity, and Resource Management","score":0.0006000000284984708,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/forest-expansion","display_name":"forest expansion","score":0.9779999852180481},{"id":"https://openalex.org/keywords/farmland-loss","display_name":"agricultural land loss","score":0.902999997138977},{"id":"https://openalex.org/keywords/land-use-change","display_name":"land use change","score":0.6740000247955322},{"id":"https://openalex.org/keywords/grain-production","display_name":"grain production","score":0.8389999866485596},{"id":"https://openalex.org/keywords/emergy-analysis","display_name":"emergy analysis","score":0.7390000224113464},{"id":"https://openalex.org/keywords/ecosystem-services","display_name":"ecosystem services","score":0.9710000157356262},{"id":"https://openalex.org/keywords/built-up-area-expansion","display_name":"built-up area expansion","score":0.7059999704360962},{"id":"https://openalex.org/keywords/urban-expansion","display_name":"urban expansion","score":0.6039999723434448},{"id":"https://openalex.org/keywords/agricultural-intensification","display_name":"agricultural intensification","score":0.9350000023841858},{"id":"https://openalex.org/keywords/carbon-storage","display_name":"carbon storage","score":0.8790000081062317},{"id":"https://openalex.org/keywords/grain-yield","display_name":"grain yield","score":0.6610000133514404},{"id":"https://openalex.org/keywords/sown-area","display_name":"sown area","score":0.9100000262260437},{"id":"https://openalex.org/keywords/henan","display_name":"Henan Province","score":0.6060000061988831},{"id":"https://openalex.org/keywords/hydroclimatic-controls","display_name":"hydroclimatic controls","score":0.6240000128746033},{"id":"https://openalex.org/keywords/topographic-control","display_name":"topographic control","score":0.503000020980835}],"concepts":[{"id":"https://openalex.org/C18786471","wikidata":"https://www.wikidata.org/wiki/Q2738603","display_name":"Emergy","level":3,"score":0.6039999723434448},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.5867999792098999},{"id":"https://openalex.org/C58941895","wikidata":"https://www.wikidata.org/wiki/Q295865","display_name":"Ecosystem services","level":3,"score":0.5604000091552734},{"id":"https://openalex.org/C110872660","wikidata":"https://www.wikidata.org/wiki/Q37813","display_name":"Ecosystem","level":2,"score":0.5042999982833862},{"id":"https://openalex.org/C122690726","wikidata":"https://www.wikidata.org/wiki/Q3348639","display_name":"Land use, land-use change and forestry","level":3,"score":0.4115000069141388},{"id":"https://openalex.org/C132651083","wikidata":"https://www.wikidata.org/wiki/Q7942","display_name":"Climate change","level":2,"score":0.39739999175071716},{"id":"https://openalex.org/C4792198","wikidata":"https://www.wikidata.org/wiki/Q1165944","display_name":"Land use","level":2,"score":0.36880001425743103},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.3677999973297119},{"id":"https://openalex.org/C134121241","wikidata":"https://www.wikidata.org/wiki/Q899301","display_name":"Yield (engineering)","level":2,"score":0.3549000024795532},{"id":"https://openalex.org/C97137747","wikidata":"https://www.wikidata.org/wiki/Q38112","display_name":"Forestry","level":1,"score":0.34779998660087585},{"id":"https://openalex.org/C54286561","wikidata":"https://www.wikidata.org/wiki/Q397350","display_name":"Agroforestry","level":1,"score":0.3391000032424927},{"id":"https://openalex.org/C12725497","wikidata":"https://www.wikidata.org/wiki/Q810247","display_name":"Baseline (sea)","level":2,"score":0.334199994802475},{"id":"https://openalex.org/C118518473","wikidata":"https://www.wikidata.org/wiki/Q11451","display_name":"Agriculture","level":2,"score":0.3312999904155731},{"id":"https://openalex.org/C48824518","wikidata":"https://www.wikidata.org/wiki/Q396340","display_name":"Agricultural economics","level":1,"score":0.3230000138282776},{"id":"https://openalex.org/C2992211155","wikidata":"https://www.wikidata.org/wiki/Q889514","display_name":"Grain yield","level":2,"score":0.3179999887943268},{"id":"https://openalex.org/C100970517","wikidata":"https://www.wikidata.org/wiki/Q52107","display_name":"Physical geography","level":1,"score":0.3102000057697296},{"id":"https://openalex.org/C185933670","wikidata":"https://www.wikidata.org/wiki/Q52105","display_name":"Habitat","level":2,"score":0.2953999936580658},{"id":"https://openalex.org/C2775835988","wikidata":"https://www.wikidata.org/wiki/Q1006733","display_name":"Grassland","level":2,"score":0.2939999997615814},{"id":"https://openalex.org/C2780207091","wikidata":"https://www.wikidata.org/wiki/Q5333883","display_name":"Ecosystem respiration","level":4,"score":0.2856000065803528},{"id":"https://openalex.org/C73935091","wikidata":"https://www.wikidata.org/wiki/Q2249329","display_name":"Forest ecology","level":3,"score":0.2840999960899353},{"id":"https://openalex.org/C91586092","wikidata":"https://www.wikidata.org/wiki/Q757520","display_name":"Atmospheric sciences","level":1,"score":0.28119999170303345},{"id":"https://openalex.org/C2778348673","wikidata":"https://www.wikidata.org/wiki/Q739302","display_name":"Production (economics)","level":2,"score":0.27709999680519104},{"id":"https://openalex.org/C175605778","wikidata":"https://www.wikidata.org/wiki/Q3299701","display_name":"Natural resource economics","level":1,"score":0.25540000200271606},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.25519999861717224},{"id":"https://openalex.org/C47737302","wikidata":"https://www.wikidata.org/wiki/Q167336","display_name":"Greenhouse gas","level":2,"score":0.2522999942302704}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.3389/ffgc.2026.1987166","doi":"https://doi.org/10.3389/ffgc.2026.1987166","is_oa":true,"landing_page_url":"https://doi.org/10.3389/ffgc.2026.1987166","pdf_url":"https://www.frontiersin.org/journals/forests-and-global-change/articles/10.3389/ffgc.2026.1987166/pdf","source":{"id":"https://openalex.org/S4210178346","display_name":"Frontiers in Forests and Global Change","issn_l":"2624-893X","issn":["2624-893X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","norway-1","poland-20","russia-white-list-1"],"host_organization":"https://openalex.org/P4310320527","host_organization_name":"Frontiers Media","host_organization_lineage":["https://openalex.org/P4310320527"],"host_organization_lineage_names":["Frontiers Media"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Frontiers in Forests and Global Change","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:82fd45cb12cf4bc79618b11f98725f67","doi":null,"is_oa":false,"landing_page_url":"https://doaj.org/article/82fd45cb12cf4bc79618b11f98725f67","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,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Frontiers in Forests and Global Change, Vol 9 (2026)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.3389/ffgc.2026.1987166","doi":"https://doi.org/10.3389/ffgc.2026.1987166","is_oa":true,"landing_page_url":"https://doi.org/10.3389/ffgc.2026.1987166","pdf_url":"https://www.frontiersin.org/journals/forests-and-global-change/articles/10.3389/ffgc.2026.1987166/pdf","source":{"id":"https://openalex.org/S4210178346","display_name":"Frontiers in Forests and Global Change","issn_l":"2624-893X","issn":["2624-893X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","norway-1","poland-20","russia-white-list-1"],"host_organization":"https://openalex.org/P4310320527","host_organization_name":"Frontiers Media","host_organization_lineage":["https://openalex.org/P4310320527"],"host_organization_lineage_names":["Frontiers Media"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Frontiers in Forests and Global Change","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/15","display_name":"Life on land","score":1.0},{"id":"https://metadata.un.org/sdg/2","display_name":"Zero hunger","score":0.875},{"id":"https://metadata.un.org/sdg/13","display_name":"Climate action","score":0.821399986743927}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7224424669.pdf","grobid_xml":"https://content.openalex.org/works/W7224424669.grobid-xml"},"referenced_works_count":30,"referenced_works":["https://openalex.org/W1967156257","https://openalex.org/W1998081962","https://openalex.org/W2013414890","https://openalex.org/W2029945928","https://openalex.org/W2048301428","https://openalex.org/W2105517277","https://openalex.org/W2105691566","https://openalex.org/W2114735032","https://openalex.org/W2126902408","https://openalex.org/W2148333466","https://openalex.org/W2171347020","https://openalex.org/W2510131037","https://openalex.org/W2518198314","https://openalex.org/W2811284901","https://openalex.org/W2885696803","https://openalex.org/W2897209280","https://openalex.org/W2912077313","https://openalex.org/W3093215896","https://openalex.org/W4282043305","https://openalex.org/W4384570016","https://openalex.org/W4385896589","https://openalex.org/W4389345256","https://openalex.org/W4391108719","https://openalex.org/W4403543976","https://openalex.org/W4405061913","https://openalex.org/W4409239476","https://openalex.org/W4411468830","https://openalex.org/W7124839576","https://openalex.org/W7155091748","https://openalex.org/W7211935498"],"related_works":["https://openalex.org/W3128748763","https://openalex.org/W4384202279","https://openalex.org/W4409371316","https://openalex.org/W4288041618","https://openalex.org/W4400257523","https://openalex.org/W2755053828","https://openalex.org/W7224120425","https://openalex.org/W2378773472","https://openalex.org/W4399751086","https://openalex.org/W4223554866"],"abstract_inverted_index":{"Objective":[0],"In":[1,159],"a":[2,17,221,297],"major":[3,328],"grain-producing":[4,329],"province,":[5],"forest":[6,143,173],"expansion,":[7,258],"cropland":[8,77,135,168,318],"contraction":[9],"and":[10,34,54,60,68,88,100,105,111,129,148,174,186,194,207,216,224,230,261,280,291,308,323],"grain-output":[11,285],"change":[12,204,209],"are":[13,37,114,120],"often":[14],"discussed":[15],"as":[16,253],"single":[18],"conservation\u2013production":[19],"trade-off.":[20],"This":[21],"study":[22],"examines":[23],"whether":[24],"that":[25],"framing":[26],"is":[27,84,250,301],"supported":[28,283],"when":[29],"land-transition":[30,73],"pathways,":[31],"grain-production":[32],"accounting":[33],"ecological":[35,236,325],"outcomes":[36],"aligned":[38],"explicitly":[39],"across":[40],"common":[41],"time":[42],"intervals.":[43],"Methods":[44],"We":[45],"integrate":[46],"five":[47],"benchmark":[48],"years":[49],"(2000,":[50],"2005,":[51],"2010,":[52,295],"2015":[53],"2020)":[55],"from":[56,139],"official":[57],"grain":[58,82,98,154],"statistics":[59],"published":[61],"datasets":[62],"on":[63],"land":[64,150,321],"use,":[65],"ecosystem":[66],"services":[67,218,293],"cultivated-land":[69],"emergy":[70,241],"accounting.":[71],"Independent":[72],"matrices":[74],"decompose":[75],"gross":[76,167],"loss":[78,169],"by":[79,122,137,146,151,157,192,196,244],"destination,":[80],"while":[81,153,275],"output":[83,213],"separated":[85],"into":[86],"sown-area":[87,203],"yield":[89,195,208,282],"components.":[90],"A":[91],"coupled":[92],"interval":[93],"diagnostic":[94],"aligns":[95],"transition":[96,162],"shares,":[97],"changes":[99],"ecosystem-service":[101],"trajectories":[102,119],"for":[103],"2000\u20132010":[104],"2010\u20132020.":[106],"Candidate":[107],"policy,":[108],"socioeconomic,":[109],"management":[110,322],"biophysical":[112],"drivers":[113],"interpreted":[115],"after":[116,294],"the":[117,124,179,199,239,254,268,314],"observed":[118],"established":[121],"triangulating":[123],"integrated":[125],"results":[126],"with":[127,303],"Henan-specific":[128],"national":[130],"source":[131],"evidence.":[132],"Results":[133],"Mapped":[134],"declined":[136,233],"7.5%":[138],"2000":[140],"to":[141,172,176,184,220,316],"2020,":[142],"area":[144,190,279],"increased":[145,156,191,243],"8.9%":[147],"built-up":[149,177],"55.6%,":[152],"production":[155,201],"66.4%.":[158],"both":[160],"decadal":[161],"matrices,":[163],"about":[164],"13.7%":[165],"of":[166,211,256,272,289],"moved":[170,182],"directly":[171],"71.1\u201373.4%":[175],"land;":[178],"remaining":[180],"13.0\u201315.2%":[181],"mainly":[183],"water":[185],"grassland.":[187],"Grain":[188],"sown":[189,278],"18.9%":[193],"39.9%;":[197],"in":[198,238,327],"logarithmic":[200],"identity,":[202],"represented":[205],"34.0%":[206],"66.0%":[210],"total":[212],"growth.":[214,286],"Soil-":[215],"water-related":[217,292],"fell":[219],"2010":[222],"trough":[223],"then":[225],"recovered,":[226],"whereas":[227],"carbon":[228],"storage":[229],"habitat":[231],"quality":[232],"modestly.":[234],"Net":[235],"supply":[237],"separate":[240],"framework":[242],"69.8%.":[245],"Conclusion":[246],"Henan\u2019s":[247],"2000\u20132020":[248],"trajectory":[249],"best":[251],"understood":[252],"interaction":[255],"urban":[257,320],"agricultural":[259],"intensification":[260],"service-specific":[262,324],"environmental":[263],"controls.":[264,310],"Built-up":[265],"conversion":[266],"was":[267],"dominant":[269],"direct":[270],"destination":[271],"lost":[273],"cropland,":[274],"larger":[276],"annual":[277],"higher":[281],"continued":[284],"The":[287],"reversal":[288],"soil-":[290],"despite":[296],"stable":[298],"cropland-to-forest":[299],"share,":[300],"consistent":[302],"strong":[304],"hydroclimatic,":[305],"topographic,":[306],"vegetation":[307],"accessibility-related":[309],"These":[311],"findings":[312],"highlight":[313],"need":[315],"coordinate":[317],"protection,":[319],"restoration":[326],"regions.":[330]},"counts_by_year":[],"updated_date":"2026-11-01T11:40:01.658920","created_date":"2026-10-30T00:00:00"}