With global resource shortage, the constant deterioration of the ecological environment, survived and brought a series of influence and challenge for the mankind.
随着全球资源短缺，生态环境的不断恶化，给人类生存带来了一系列的影响与挑战。
Recently, serious degradation and constant rodents and pests in grassland cause severe deterioration of ecological condition.
近些年来，新疆畜牧草场严重退化，鼠虫害此起彼伏，导致生态环境严重恶化。
The main reasons for this are constant population increase, constantly enlarged cultivation of land against population pressure and the resultant severe ecological degeneration.
形成这一状态的主要原因是人口的持续增长和为缓解人口压力不断扩大的垦殖及由此造成的生态环境的严重退化。
应用推荐