热带森林被砍伐，腾出地方做草地。
对树木的大规模砍伐正在破坏环境。
The broadscale cutting down of trees is damaging the environment.
许多大橡树在那场战争期间被砍伐了。
他们要求每砍伐一棵树就要补栽两棵树。
They ordered that for every tree cut down two more be planted.
他们要求每砍伐一棵树就要补栽两棵树。
They ordered that for every tree cut down two more should be planted.
在这一计划中，会以25年为周期有选择地砍伐树木。
Within the project, trees are selectively cut on a 25-year rotation.
这就意味着砍伐200多棵树，包括栎树和山胡桃树。
It would have meant cutting down over 200 trees, including oaks and hickories.
由于森林砍伐，很多树种濒临灭绝。
Hundreds of tree species face extinction because of deforestation.
我们应当停止砍伐森林。
在全世界，人们已砍伐了许许多多的树木。
All over the world, people have cut down millions and millions of trees.
我们要砍伐这些大树。
在秋天，伐木工人照例来砍伐一些最大的树。
In autumn the wood-cutters always came and felled some of the largest trees.
我们正在砍伐掉雨林。
制作纸杯要砍伐森林。
众所周知，大面积的森林砍伐会导致洪水泛滥。
It is widely acknowledged that extensive deforestation would lead to flooding.
因为人们砍伐了太多的树木，大象正在失去自己的家园。
Elephants are losing their homes because people cut down too many trees.
为了保护环境，我们应立即采取措施，例如停止砍伐树木。
In order to protect our environment, immediate actions should be taken, such as stopping cutting down trees.
费拉罗想知道印度尼西亚的扶贫项目是否影响了森林砍伐。
Ferraro wanted to see if Indonesia's poverty-alleviation program was affecting deforestation.
砍伐的树木被算作收入，但被耗尽的森林资源却没有计入损失。
The trees cut down are counted as income but no subtraction is made for using up the forests.
费拉罗说：“我们看到，该项目与森林砍伐量减少30%有关。”
"We see that the program is associated with a 30 percent reduction in deforestation," Ferraro says.
自芝加哥大火灾之后，密歇根的森林一直被砍伐作木材用。
These Michigan woods have been exploited for timber since the Great Fire of Chicago.
砍伐和修剪树木以供出售和运输。
雨林在小规模的砍伐后很容易再生。
许多树木仍面临被砍伐的危险。
如果我们砍伐太多树木，森林就会消失。
在被砍伐的树木中，42%被用于造纸。
Of the trees that were cut down, 42 percent went to paper production.
人类正在砍伐许多树来建造更多的房子。
由于人们砍伐森林，它们正在失去栖息地。
They are losing their living areas because people cut down forests.
人们砍伐森林，所以我们没有东西吃。
人们砍伐了很多树，所以动物处于极大的危险中。
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