1978年，中国开始了一项全国性的植树计划，即三北防护林计划，也被称为“绿色长城”。

In 1978, China began a nationwide tree-planting programme known as the Three North Shelterbelt Forest Programme, also known as "the Great Green Wall".

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坡科瑞亚被称为尼斯汉克(Nishank)(“他是没有疑问的。”)，有一个计划是要把北阿坎德邦变成一个对投资者和生态环境都友好的山脉天堂。

Pokhriyal, known as Nishank (" he who is without doubt "), has a plan to turn Uttarakhand into an investor-friendly, eco-friendly mountain paradise.

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研究人员通过观测被称为泥炭丘的小丘来测量永冻带边界北退的程度，泥炭丘是在北部泥炭沼泽含冰的土壤上自然形成的。

The researchers measured the retreat of the permafrost border byobserving hummocks known as "palsas, " which form naturally over icecontained in the soil of northern peat bogs.

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