Globally, 1.3 billion people live on fragile lands - arid zones, slopes, wetlands, and forests - that cannot sustain them.
全世界有13亿人口生活在已无承受能力的脆弱的土地上-包括干旱地区、坡地、湿地和森林。
Panda lives in bamboo forests on upper mountain slopes of south-western China.
熊猫生活在中国西南部山坡高处的竹林中。
Two million years of stream erosion went on to create two rugged coastal valleys, and a series of ice ages left the slopes covered with pine forests.
两百万年的河流冲蚀形成了两个高低起伏的海岸山谷，而一系列的冰川时代使山坡覆盖上松林。
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