I hiked through forests and moors, through heather and swamps, alongside slopes and down small paths overgrown with stinging nettles.

我穿过森林、淌过沼泽，经过石南和湿地，爬过山坡，又在荨麻杂草丛生的小径上向前迈进。

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Down the mountain’s slopes, heavyclouds that water the forests and feed the rivers have diminished, dueto an increase in temperatures.

由于气温上升，沿着山坡，浇灌森林、供养河流的厚厚的云层已经减少。

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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。

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Farmers maintain the meadows and forests on the slopes, and that helps to keep winter snow in place.

BBC: The perfect trip: Switzerland

It is a relatively straightforward 10.9km hike, taking around three days round trip, but there is a great range of scenery to enjoy, from dense forests of dark fir to mustard coloured grassy slopes to sheer cliff walls with crinkled boxfold rock formations.

BBC: Hiking in the landslide capital of the world