We have air pollution, water pollution and land pollution.
我们有空气污染，水污染和土地污染。
I have learnt that the problem of air pollution is universal and that we were likely to run out of some natural resources.
我了解到空气污染问题是全球性的，而且我们可能会耗尽一些自然资源。
Air pollution will remain a problem for a long time, though we have done a lot to solve it.
尽管我们已经做了很多工作来解决空气污染问题，但它在很长一段时间内仍将是一个问题。
If we're the worst at air pollution, does that mean we actually have really clean air?
如果我们的空气质量是最差的，那么事实上我们呼吸的是很干净的空气么？
The severe air pollution alarms humans of the heavy load we have exerted on Earth by our insatiable production and usage of automobiles.
严重的空气污染警告人类，我们无休止的的生产和使用汽车给我们的地球带来了沉重的负荷。
"Although the link between air pollution and Alzheimer's disease is a new scientific frontier, we now have evidence that air pollution, like tobacco, is dangerous to the aging brain," he added.
“尽管空气污染和阿尔茨海默氏症之间的联系是一个新的科学前沿领域，但我们现在有证据证明，空气污染就像烟草一样，对不断老化的大脑有害，”他补充说。
Few risks have a greater impact on global health today than air pollution. The evidence signals the need for concerted action to clean up the air we all breathe.
没有什么会比空气污染给全球健康带来更大的危害。这些证据说明我们必须采取行动净化我们的空气。
We have to come up with the practical measure to prevent the air pollution.
我们必须找到防止空气污染的切实可行的办法。
We have to come up with practical measures to prevent the air pollution.
我们必须找到防止空气污染的切实可行的办法。
We have worked out all the measures that we should take to control the air pollution.
我们周密制定了防治空气污染的所有措施。
Today we are going to have a discussion on the subject of air pollution.
今天我们将就空气污染问题进行讨论。
Both water pollution and air pollution are becoming more and more serious but we have to put up with them at the moment.
水污染和空气污染都在变得越来越严重，但是我们暂时只好忍着。
So from now we have to reduce the air pollution and take care of our environment.
因此，从现在我们已经以减少空气污染和照顾我们的环境。
They have found that we are causing air pollution, deforestation, acid rain, and other problems that are dangerous both to the earth and to ourselves.
他们发现，我们正在造成空气污染，森林的消失，酸雨，及其他既对地球也对我们自己有危险的问题。
The air pollution in our city is terrible, but we have to live with it.
我们城市的空气污染很严重，但我们还是得忍受它。
"The implication for me is we still have a long way to go to reduce toxic air pollution to protect the public, " said John Walke, a senior attorney at the Natural Resources Defense Council.
“这对于我来说的言外之意是，为了降低有毒空气的污染，保护公共安全，我们还有很长的路要走”自然资源保护委员会的高级律师约翰沃尔克说。
I am sure we all wish that the condition of the air pollution in Beijing will improve as soon as possible. So let's believe the author and the editors have good intentions.
大家都是希望北京的空气污染状况得到尽快改善的，也请大家相信作者和编者的善意。
Since 1976, we have determined the purification effects of air pollution by three structures, namely, forest-belt, hedgerow and scattered tree planted in Shaoxing Iron and Steel Factory.
自1976年以来，我们对绍兴钢铁厂设置的林带、绿篱、散生树三种结构的空气净化效应进行了测定研究。
Since 1976, we have determined the purification effects of air pollution by three structures, namely, forest-belt, hedgerow and scattered tree planted in Shaoxing Iron and Steel Factory.
自1976年以来，我们对绍兴钢铁厂设置的林带、绿篱、散生树三种结构的空气净化效应进行了测定研究。
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