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俄罗斯外贝加尔地区位于东北亚中高纬度地区,西邻世界最大的淡水湖——贝加尔湖,对于全球环境变化和与之毗邻的我国内蒙古东部、东北三省的生态环境以及社会经济可持续发展等具有重要影响。外贝加尔地区森林资源丰富,总体上呈现扩张趋势;土地覆被类型转换过程主要发生在海拔500~1 500米、坡度小于5°空间范围;城乡聚落整体略有萎缩,局部显著扩张;人口下降是城乡聚落萎缩的主要因素,经济增长推动了部分城市的扩张进程。
Russia’s outer Baikal region is located in the high latitudes of Northeast Asia, west of the world’s largest freshwater lake - Lake Baikal, for global environmental change and adjacent to the eastern Inner Mongolia in China, the ecological environment of the three northeastern provinces and socio-economic sustainable development have Significant influence. Outer Baikal region is rich in forest resources, showing an overall trend of expansion; land cover type conversion occurs mainly in the 500 ~ 1 500 m above sea level, the gradient is less than 5 ° space; urban and rural settlements slightly atrophy, the local significant expansion; population decline is The main factor in the shrinking of urban and rural settlements, economic growth has promoted the expansion of some cities.