该河流受污染的程度其时正在降低。
一些人仍在遭受其水质污染的恶果。
Some people are still suffering ill effects from the contamination of their water.
欧盟发布了一系列关于污染的新指令。
旧公交车是造成城市污染的主要原因。
和海藻一样，海草很容易受到人类污染的影响。
Like seaweed, sea grasses are very susceptible to human pollution.
供应正受到日益增长的过度使用和污染的威胁。
Supplies are under increasing threat from overuse and pollution.
警方已经警告本市居民不要在那条被污染的河里游泳。
The police have warned the city's inhabitants not to bathe in the polluted river.
我们是怎么对水造成污染的呢？
与此同时，我们必须注意污染的增加。
We must pay attention to the rise in pollution at the same time.
只有共同努力，我们才能解决环境污染的问题。
Only with combined effort can we solve the problem of environmental pollution.
空气污染的成分和程度在各个地方都不尽相同。
The composition and levels of air pollution vary from place to place.
汽车的减少将意味着城镇的噪音和污染的减少。
在印度，种姓和污染的概念之间存在着一种联系。
In India, there is an association between caste and the idea of pollution.
科学家相信，在未来，它可以解决塑料污染的问题。
Scientists believe that, in the future, it could solve the problem of plastic pollution.
即使污染的空气不会杀死我们，它也会使我们生重病。
Even if polluted air does not kill us, it can make us very sick.
研究表明，儿童比成年人更容易受到环境污染的危害。
Research has shown that children are more vulnerable to environmental pollution than adults.
被污染的空气有害健康，所以我们是时候采取行动保护环境了。
The polluted air becomes poisonous to health, so it is the high time that we took actions to protect the environment.
政府应认真考虑空气污染的紧急性和严重性，并采取措施加以处理。
The government should take into serious consideration the emergency and severity of air pollution and take measures to deal with it.
我对该问题的看法是我们应该马上采取措施来根治空气污染的问题。
My opinion on this problem is that we should take immediate measures to eliminate air pollution.
这种情形始于在目标地区（如废弃矿井或被污水污染的灌溉池）种植超积累物种。
This scenario begins with the planting of hyperaccumulating species in the target area, such as an abandoned mine or an irrigation pond contaminated by runoff.
这也许是世界上最为污染的一片水域。
It is probably the most polluted body of water in the world.
呼吸困难的病例随空气污染的加剧而增加。
Cases of breathing difficulties increase in lockstep with air pollution.
这种织物表面覆有一层抗着色污染的纳米粒子。
The fabrics are coated with nano-sized particles that repel stains.
有一种极大的可能性就是那只猫吃了受污染的宠物食品而染上了病。
There is a strong possibility that the cat contracted the condition by eating contaminated pet food.
他的任务是周密地制定能够让市场经济适合于无污染的环境的政策。
His task was to elaborate policies that would make a market economy compatible with a clean environment.
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