《Table 1 TESVs per unit area ($/ha per year based on the 2016 value of the USD) (after Costanza et a
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《1992-2015年全球耕地变化对陆地生态系统服务价值的影响(英文)》
According to the assessment model proposed by Costanza et al.(1997),the biosphere was divided into 16 ecosystems and 17 services types.Combined with land-use maps,we grouped the ecosystems into seven types:cropland,tropical forest,temperate/boreal forest,grassland,wetland,bare land and urban areas.Wetland owns the highest value among the seven types,followed by tropical forest,temperate forest,grassland and cropland.In this assessment model,bare land and urban areas have no value(Table 1).The total value of terrestrial ecosystems can be calculated as:
图表编号 | XD0047166700 严禁用于非法目的 |
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绘制时间 | 2019.03.01 |
作者 | 李圆圆、谈明洪、郝海广 |
绘制单位 | Key Laboratory of Land Surface Pattern and Simulation, Institute of Geographic Sciences and Natural Resources Research, CAS、International College, University of Chinese Academy of Sciences、State Key Laboratory of Environmental Criteria and Risk Assessment |
更多格式 | 高清、无水印(增值服务) |