excessive deforestation

基本解释

Human excessive deforestation, unscrupulous discharge sewage, a variety of industrial pollution, make even the head also don't go to the spring.
人類過度的砍伐，肆無忌憚的排放汙水，五花八門的工業汙染，使春天連頭也不會地走了。
First, erosion resulting from excessive deforestation in the upper reaches of the river , and second , heavy silting which raised the riverbed in the main channel .
首先是長江上遊的森林過度砍伐引起水土流失，其次是主渠道的大量充填擡高了河牀。
Putting forward overall evaluation to the results of unlawful felling tree and excessive deforestation.
提出了對盜伐濫伐森林、林木的後果進行綜郃評價的方法。