Climate and land use change on China North Ecotone and vegetation cover the impact of changes _ Liu Jun 1986 will be based on meteorological data and remote sensing images of the study area in 2000 China North Ecotone, the use of vegetation coverage information extraction model 1986- Dynamics in 2000 of vegetation coverage, and to analyze the impact of change on vegetation coverage changes in climate and land use results show: 1986-2000 years, the area of high vegetation coverage area reduction, low vegetation coverage. increase in area vegetation cover increased mainly in the east, west and north west section of the northern section of the northeast section of the area, other vegetation coverage area significantly degraded vegetation coverage and precipitation, aridity index was positively correlated with temperature negative correlation vegetation coverage of different types of land use change in direction and degree varies.

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