induct 发表于 2025-3-26 21:56:16
http://reply.papertrans.cn/31/3029/302863/302863_31.pngWATER 发表于 2025-3-27 01:44:27
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http://reply.papertrans.cn/31/3029/302863/302863_33.pngMUT 发表于 2025-3-27 10:50:10
Keyboard- and Mouse-Based Data Entry,oss of carbon from its terrestrial ecosystems by the year 2000..Combined economic and carbon-cycle modeling is possible at various spatial and temporal scales, but this strategy encounters two major problems: specific land uses are often aggregated into broad categories for relatively large regions,anarchist 发表于 2025-3-27 16:03:14
Models with Restricted Multipliers,l approach is labor and data intensive, it is the only direct way to obtain land-use changes prior to 1972. Carbon-flux estimates have been made from both historical information and bookkeeping models. The wide variation in these estimates and even in projections from different model runs suggests tTrigger-Point 发表于 2025-3-27 18:36:42
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Use of GIS for Estimating Potential and Actual Forest Biomass for Continental South and Southeast Ase available data from forest inventories were insufficient to extrapolate biomass-density estimates across the region. Initially, we modeled the biomass density that would be expected if no humans or natural disturbances were present. This value was derived from GIS data layers on elevation, soils,同谋 发表于 2025-3-28 12:57:27
Land-Use and Biomass Changes of Forests in Peninsular Malaysia from 1972 to 1982: A GIS Approach,l and temporal trends. Estimates of 1972 and 1982 biomass density for each of 11 forest classes were also produced from inventory stand tables. These data allowed us to calculate changes in forest cover and biomass during the decade. Overall, forest area was reduced by 17%, and total biomass by 28%;