化学污染物的数量已经急剧上升。
The quantity of chemical pollutants has increased exponentially.
过滤器无法过滤掉水中的所有污染物。
维生素C有助于为体内的污染物去毒。
在家禽里发现的污染物，也将会在它们下的蛋里发现。
Contaminants found in poultry will also be found in their eggs.
二氧化硫是一种污染物，并且是形成酸雨的主要因素。
Sulphur dioxide is a pollutant and a major contributor to acid rain.
专家说需要对每种污染物进行测试，以查明对人类的长期影响。
Experts say testing needs to be done on each contaminant to determine the long-term effects on humans.
二氧化氮是汽车排放的一种污染物。
有毒重金属是主要污染物之一。
看看这些工厂排放到空气中的污染物。
Look at all the pollutants going into the air from those factories.
并非所有的空气污染物一开始都是煤烟。
长期接触这些污染物可能会引起慢性疾病。
Prolonged exposure to these pollutants may result in chronic disease.
此前，科学家们注意到污染物随风抵达北极。
Previously, scientists noticed pollutants arriving in the Arctic with the wind.
大多数家庭产生的污染物很少能达到危险水平。
The pollutants generated in most households seldom build up to dangerous levels.
池塘中的污染物似乎来自管鼻藿在海洋里吃的鱼类。
The pollutants in the ponds appear to come from fish that fulmars eat when they're out on the ocean.
因此，大多数家庭产生的污染物很少能达到危险水平。
As a result, the pollutants generated in most households seldom build up to dangerous levels.
食品生产有许多道工序，这会带来温室气体和其他污染物。
There are many procedures involved in the manufacture of food that result in greenhouse gases and other pollutants.
我们的空气质量现在受到了汽车直接排放的污染物的影响。
Our air quality now suffers from the effects of pollutants emitted directly from our cars.
孩子们接触这些污染物对他们的智力发展会产生有害影响。
Children's exposure to these pollutants has been associated with harmful impacts on their mental development.
这种摩擦往往会减慢风的速度，使它们吹散污染物的效率大大降低。
This friction tends to slow the speed of winds, making them far less efficient at dispersing pollutants.
这些污染物，尤其是臭氧和煤烟，不像二氧化碳那样悬浮在大气中。
These are pollutants, particularly ozone and soot, that do not hang around in the atmosphere as carbon dioxide does.
这种情况似乎是由许多因素的累积的结果，而大气污染物是主要的罪魁祸首。
The condition appears to result from the cumulative effect of a number of factors, with atmospheric pollutants the principal culprits.
这些污染物被称为气溶胶，它们包括煤烟以及空气中氮、硫和其他物质的混合物。
These pollutants are called aerosols and they include soot as well as compounds of nitrogen and sulfur and other stuff into the air.
研究人员从他们的研究中得出结论，污染物带来的危害比我们预想的要严重得多。
Researchers concluded from their studies that the harm brought by pollutants was much severer than we had expected.
虽然近年来机动车排放的有害污染物大幅减少，但机动车的数量一直在稳步增加。
Although recent years have seen substantial reductions in noxious pollutants from individual motor vehicles, the number of such vehicles has been steadily increasing.
结果显示，比起受鸟类影响较小的池塘，离栖息地最近的池塘里污染物含量更高。
In ponds closest to the colony, the results showed there were far more pollutants than in ponds less affected by the birds.
从伊利诺伊州参议员到马萨诸塞州的部长，所有的参与者都检测出三种污染物呈阳性。
Every one of the participants, ranging from an Illinois state senator to a Massachusetts minister, tested positive for all three classes of pollutants.
从伊利诺伊州参议员到马萨诸塞州的部长，所有的参与者被检测出的三种污染物都呈阳性。
Every one of the participants, ranging from an Illinois state senator to Massachusetts minister, tested positive for all three classes of pollutants.
化石通常在大浴池中进行现场清洗，这可以使水和现代DNA形式的污染物渗透到多孔骨骼中。
Fossils are often washed together on-site in a large bath which can allow water and contaminants in the form of contemporary DNA to permeate into the porous bones.
然而，这一证据还远远不够，因为在过去的十年中，已经建造了大量排放这些污染物的新工业设施。
This evidence is far from adequate, however, since over the last decade a substantial number of new industrial facilities that emit these pollutants have been built.
日常摄入的水、食物和各类能量与输出的污水、固体废物、空气污染物、能源和经过某种转化的物质相匹配。
A daily input of water, food, and energy of various kinds is matched by an output of sewage, solid waste, air pollutants, energy, and materials that have been transformed in some way.
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