He monitors birds in Costa Rica's forest fragments and agricultural areas to document the effects of habitat loss and land use.
他监测了哥斯达黎加森林带和农垦区的鸟类，以记录下栖息地流失和土地使用对鸟类灭绝所产生的影响。
2
Land-use program is a guiding document on land development, which is also a foundation and precondition to guarantee appropriate utilization of land resources.
国土规划是国土开发的纲领性文件，是保证国土资源合理利用的基础和前提。
3
The ownership of an unregistered building and of the land use right shall be determined on the basis of the approval document for the land use right, and other relevant evidence, as well.