“人—地”耦合的高精度全球土地利用演变模拟及应用
项目来源
国(略)研(略)((略)D(略)
项目主持人
黎(略)
项目受资助机构
中(略)
立项年度
2(略)
立项时间
未(略)
项目编号
2(略) YFA0604400
项目级别
国(略)
研究期限
未(略) (略)
受资助金额
0(略)万(略)
学科
全(略)及(略)
学科代码
未(略)
基金类别
“全(略)及(略)”重点专项
关键词
全(略)利(略) (略)用(略)拟(略)灾(略) (略)市(略)界(略)全(略)用(略) (略)b(略)l(略) (略) (略)a(略)u(略)c(略)g(略)i(略)a(略)n(略)D(略)s(略) (略)t(略)a(略) (略)r(略) (略)w(略)b(略)d(略)e(略) (略)b(略)u(略)n(略)n(略)
参与者
杨(略)小(略)乐(略)新
参与机构
中(略)院(略)用(略)究(略)华(略)
项目标书摘要:研究(略)率土地利用及生态环(略)类活动和自然扰动,(略)用变化、景观及区域(略)未来土地利用及生态(略)城市增长边界、基本(略)化的“三规合一”模(略)生态环境变化的健康(略),项目研发了全球高(略)观及区域生态过程模(略)辨率土地利用变化及(略)数据产品,开发了城(略)能划定模型系统。项(略)1)新一代的高精度(略)型FLUS;森林景(略)型耦合框架;2)全(略)盖制图、全球30m(略)用地制图产品、全球(略)中国植被高度数据集(略)干扰历史数据集、全(略)国林火分布时空特征(略)0年土地利用模拟产(略)SSP)下的全球未(略)、基于SSP-RC(略)用模拟产品及其地表(略))基于FLUS-U(略)划定方法和基于“双(略)定集成系统。上述成(略)提供关键数据输入和(略)变化研究中保持国际(略)
Applicati(略): This re(略)ect aims (略)the globa(略)lution da(略) on land (略)logical e(略)l factors(略) the glob(略)olution l(略)nge and l(略)d regiona(略)l process(略) techniqu(略) human ac(略)d natural(略)es,to dev(略)ree in on(略) the spat(略)ation of (略)h boundar(略)al farmla(略)al contro(略)to establ(略)h assessm(略)hat coupl(略) and ecol(略)ronment c(略)ding thes(略)objective(略)ct has de(略)bal high-(略)land use (略)scape and(略)cological(略)mulation (略)produced (略)-resoluti(略) change a(略)al enviro(略)nt evolut(略)ion data (略)d develop(略)ent model(略) the deli(略)urban gro(略)ies and t(略)cts-three(略)aries.The(略)vements o(略)ct includ(略)neration (略)cision gl(略)se change(略) model FL(略)ork coupl(略)landscape(略)land use (略)l;2global(略)esolution(略) mapping (略)obal 30m (略)tion time(略)an land m(略)ucts,glob(略)er change(略) vegetati(略)ataset,na(略)eter reso(略)st distur(略)rical dat(略) fire-bur(略)t develop(略)ina's for(略)stributio(略)e charact(略)gh-precis(略)land use (略)products (略)t 100 yea(略)uture urb(略)ansion si(略)oducts un(略),China's (略) use simu(略)ucts base(略)P scenari(略)r surface(略) function(略)ping;3the(略) urban gr(略)ry demarc(略)d and the(略)-three-li(略)ent delin(略)gration s(略) on the“d(略)ation”.Th(略)ults will(略)y data in(略)hnical su(略)elevant g(略)e studies(略) China to(略) world-cl(略)n global (略)arch.
项目受资助省
广(略)
1.“人—地”耦合的高精度全球土地利用演变模拟及应用2019年度进展报告(2019Technical Progress Report on Coupled Human-Environment High-Resolution Global Land Use Change Simulation and Application)
- 关键词:
- 全球土地利用、土地利用变化模拟、灾害扰动、城市增长边界、全球城市用地、Global land use、Land use change simulation、Disaster disturbance、Urban growth boundaries、Global urban land
- 黎夏;杨健;刘小平;俞乐;
- 《华东师范大学;中国科学院沈阳应用生态研究所;中山大学;清华大学;》
- 2019年
- 报告
项目研究目标包括制作全球高分辨率土地利用及生态环境要素数据产品;耦合人类活动和自然扰动,研发全球高分辨率土地利用变化、景观及区域生态过程模拟技术,预测未来土地利用及生态环境要素演变;研发集成城市增长边界、基本农田、生态控制线空间优化的“三规合一”模型;建立耦合土地利用及生态环境变化的健康评估模型。围绕以上研究目标,项目本年度研发进展顺利,取得了一系列研究成果,主要包括:1)生产了2015年30米分辨率的全球土地覆盖图(FROM-GLC V2),在FROM-GLC V2土地覆盖分类中,10个一级类的总体准确度为77.3%。26个二级类相应的整体准确率为71.6%。与FROM-GLC 2010的第一代全球土地覆盖产品相比,二级类精度改进超过10%,一级类精度提高近20%;2)研制了世界上第一个SSP情景下的1km分辨率未来全球城市用地预测产品,预测了2015-2100年全球城市用地扩张,并讨论了其影响;3)研究改进了中等分辨率下全球森林火烧迹地产品,获取了2001-2018年全球森林过火面积数据集并对我国林火时空动态进行了探讨;4)使用GlobeLand30数据集来分析2000-2010年间全球城市用地的变化情况,分析了全球城市扩张对陆地净初级生产力增长,发现了全球城市扩张抵消了气候驱动的陆地净初级生产力增长。上述成果将为相关全球变化研究提供关键数据输入和技术支撑。 This research project aims to produce the global high-resolution data products on land use and ecological environmental factors,to develop the global high-resolution land use change and landscape and regional ecological process simulation techniques coupling human activities and natural disturbances,to develop the"three in one"model for the spatial optimization of urban growth boundary,fundamental farmland,ecological control line,and to establish a health assessment model that couples land use and ecological environment change.Regarding these research objectives,this project was conducted successfully this year,and achieved several significant research outputs,including:1)producing a 30m-resolution global land cover map(FROM-GLC V2)of 2015.The overall accuracy of the 10 first-level classes in FROM-GLC V2 is 77.3%,and the overall accuracy rate of the 26 secondary classes is 71.6%.Compared with the FROM-GLC 2010,the accuracy of the second-level category is improved by more than 10%,and the accuracy of the first-level category is improved by nearly 20%;2)generating the first 1km-resolution future global urban land prediction products under the SSP scenario,forecasting the global urban land expansion from 2015 to 2100,and discussing its impacts on the environment;3)improving global forest fired land products at medium resolution,obtaining global forest fire area data from 2001 to 2018,and collecting and discussing the spatiotemporal dynamics of forest fires in China;4)using the GlobeLand30 data to analyze global urban land use change from 2000 to 2010 and founding that global urban expansion offsets climate-driven increases in terrestrial net primary productivity.The above results will provide key data input and technical support for related global change research.
...2.“人—地”耦合的高精度全球土地利用演变模拟及应用中期进展报告(Mid-Term Technical Progress Report on Coupled Human-Environment High-Resolution Global Land Use Change Simulation and Application)
- 关键词:
- 全球土地利用、土地利用变化模拟、灾害扰动、城市增长边界、全球城市用地、Global land use、Land use change simulation、Disaster disturbance、Urban growth boundaries、Global urban land
- 黎夏;杨健;刘小平;俞乐;
- 《中山大学;中国科学院沈阳应用生态研究所;中山大学;清华大学;》
- 2019年
- 报告
研究目标包括制作全球高分辨率土地利用及生态环境要素数据产品;耦合人类活动和自然扰动,研发全球高分辨率土地利用变化、景观及区域生态过程模拟技术,预测未来土地利用及生态环境要素演变;研发集成城市增长边界、基本农田、生态控制线空间优化的“三规合一”模型;建立耦合土地利用及生态环境变化的健康评估模型。围绕研究目标,项目研发了全球高分辨率土地利用变化、景观及区域生态过程模拟技术,生产了全球高分辨率土地利用变化及生态环境要素演变预测及数据产品,开发了城市增长边界、三区三线智能划定模型系统。项目取得的主要成果包括:1)新一代的高精度全球土地利用变化模拟模型FLUS;森林景观模型和土地利用变化模型耦合框架;2)全球30m高分辨率土地覆盖制图、全球30m高分辨率多时间序列城市用地制图产品、全球矿点土地覆盖变化数据、中国植被高度数据集、全国30米分辨率森林干扰历史数据集、全球火烧迹地产品研制与我国林火分布时空特征、高精度的全球未来100年土地利用模拟产品、共享社会经济路径(SSP)下的全球未来城市用地扩张模拟产品、基于SSP-RCP情景的中国未来土地利用模拟产品及其地表植被功能型数据制图;3)基于FLUS-UGB模型的城市增长边界划定方法和基于“双评价”的三区三线智能划定集成系统。上述成果将为相关全球变化研究提供关键数据输入和技术支撑,使我国在全球变化研究中保持国际一流水平。 This research project aims to produce the global high-resolution data products on land use and ecological environmental factors,to develop the global high-resolution land use change and landscape and regional ecological process simulation techniques coupling human activities and natural disturbances,to develop the"three in one"model for the spatial optimization of urban growth boundary,fundamental farmland,ecological control line,and to establish a health assessment model that couples land use and ecological environment change.Regarding these research objectives,the project has developed global high-resolution land use change,landscape and regional ecological process simulation techniques,produced global high-resolution land use change and ecological environment element evolution prediction data products,and developed intelligent model system for the delineation of urban growth boundaries and three-districts-three-line boundaries.The main achievements of the project include:1)a new generation of high-precision global land use change simulation model FLUS;a framework coupling forest landscape model and land use change model;2)global 30m high-resolution land cover mapping products,global 30m high resolution time series urban land mapping products,global land cover change data,China vegetation height dataset,national 30-meter resolution forest disturbance historical dataset,global fire-burning product development and China's forest fire distribution time-space characteristics,high-precision global land use simulation products for the next 100 years,global future urban land expansion simulation products under the SSP,China's future land use simulation products based on SSP-RCP scenarios and their surface vegetation functional data mapping;3)the FLUS-based urban growth boundary demarcation method and the three-zone-three-line intelligent delineation integration system based on the“double evaluation”.The above results will provide key data input and technical support for relevant global change studies,and enable China to maintain a world-class level in global change research.
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