Previously, scientists noticed pollutants arriving in the Arctic with the wind.

以前，科学家注意到有随着风抵达北极染物。

But right now, there's not much wind to blow pollutants away.

但是现在，没有足够风来吹走空染物。

Many air pollutants also cause global warming.

许多空染物也会导致全球暖。

Our air quality now suffers from the effects of pollutants emitted directly from our cars.

我们空质量一直受到汽车排放染物影响。

That's not necessarily a problem, except it means more and more pollutants are discharged into the rivers.

那并一定是个问题，过那意味着越来越多染被排放到河流之。

These are pollutants or particles derived from human activity, or dust from other continents.

这些染物或颗粒来自人类活动或其他大陆上灰尘。

It is also versatile, theoretically able to detect a broad range of stresses and pollutants.

而且它还有很多功能，理论上它能够检测多种形染物。

He means amounts of substances, pollutants, found in something, which here is the air.

他指是在某物发现大量物质，染物，这里是指空。

A monitor industrial pollutants rigorously. Right? Strictly.

严格监控工业染物。

Day and night, their chimneys belched out clouds of pollutants.

他们烟囱日夜停地喷出一团团染物。

As chemical pollutants break down and sink into the earth, rivers become cleaner.

随着化学染物分解并沉入地下，河流得更加清洁。

Pollutants can also be released from wildfires.

染物也可能来自野火。

An analysis kit for dofferent pollutants that was recommended by a scientist.

一个科学家推荐用于分析同染物工具包。

There's a wide variety of known pollutants but they all fall into two categories.

已知染物有很多种，但全都可以分为两类。

Although humans may be able to stabilize man-made pollutants, it might take decades.

虽然人类也许能稳定人造染物，但可能需要花费几十年。

In many parts of the world, a deep breath also brings pollutants into our bodies.

在世界许多地区，深呼吸还会将染物带进身体。

Delhi's 24-hour air quality index measures the concentration of harmful pollutants.

德里24小时空质量指数衡量有害染物浓度。

Irritability is the carbon monoxide of emotional pollutants.

易怒就是一种情绪染物一氧化碳。

There is evidence to show that plants can remove pollutants from indoor air.

有证据表明植物是可以清除室内空染物。

Where agricultural and industrial pollutants have accumulated for decades.

几十年来农业和工业染物在这里积累。