人类为了养活比以前更多的人口，需要获得可耕地，因此大量砍伐树木。
To feed the larger population, humans need to obtain arable land, so there is a massive clearing of trees.
人口不断增加所带来的压力促使人们大量砍伐木本植物，因此许多城市和城镇周围的大片地区已经完全没有树木和灌木了。
The increased pressures of expanding populations have led to the removal of woody plants, so that many cities and towns are surrounded by large areas completely lacking in trees and shrubs.
随着热带雨林的大量砍伐，濒危物种在全球范围内正频临灭绝，海洋捕捞也使得海洋物种持续消失。
With rainforests being clear-cut in tropical countries, endangered species nearing extinction around the world, and the seas steadily being fished out, the ministers agreed it was time to take action.
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