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The Northeast shelterbelt project is a part of the Shelter Forest System Program in Three-North Regions of China. By far, the third phase project has been completed, and the fourth phase project is on the point of completion. This paper chose the Yushu, Nong'an, Dehui and Fuyu in midwestern Jilin province as the research areas, selected three phase shelterbelt data and land use data at Sep. 25, 1988,...
Farm-forest ecotone plays an important role in the ecosystem, but at present, there is little research on it. In this paper, choosing the Huinan county of farm-forest ecotone in the Northeast region, by the land use/cover data in 2000 and 2005, the land use/cover change and its ecosystem service value were evaluated. It concluded that the increase of farm is at the cost of the decrease of forest....
Due to the non-renewablity of fossil fuels, the biomass energy has drawn more attention. However, owing to the large-scale dispersive distribution of biomass and lack of financial return to guarantee the sufficient feedstock of the centralized conversion facility, the development of the bioenergy is under slow progress in China. According to the previous research, there is a correlated coefficient...
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