求翻译：众所周知，大自然对人类是十分重要的，人类的生活离不开大自然。但是随着经济的发展人类对自然造成了巨大的破坏。大量砍伐树木以至于水土流失，土地荒漠化，沙尘暴频发。因此保护自然势在必行。是什么意思？

As we all know, is very important, human life is inseparable from nature to human nature. But with the economic development of human natural cause enormous damage. Cut down trees so that soil erosion, desertification, dust storms frequent. Therefore, the protection of the natural imperative.

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As we all know, nature is very important to humans, and humans live without nature. But as the economic development of human nature has caused great damage. Large amounts of felled trees that soil erosion, desertification, frequent dust storms. Conservation is a must.