But many of their compatriots are already busily (and sometimes voluntarily) buying and selling emissions of the greenhouse gases that are heating up the planet.

然而，许多英美人已经忙于购销引起地球升温的温室气体排放。

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The two gases would be separated, with the CO2 sent to the deep ocean for permanent storage and the methane piped to the surface for use as a renewable heating and cooking fuel.

这两种气体会被分离，二氧化碳会被送到海洋深处永久储藏，而甲烷则会被用管道输送到地表以用作可再生的加热和做饭的燃料。

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Beyond the heating effects of carbon dioxide and the other greenhouse gases, there are the effects of converting land from one use to another and filling parts of the sky with soot and smog.

在二氧化碳和其他温室气体引起的热效应之外，土地用途的转变和漫布天空的煤灰与烟雾也对气候变化产生影响。

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The Committee on Climate Change, which advises the government, says the current limit should be enforced instead to cut emissions domestic transport, mostly by road, accounted for 22% of all planet-heating gases in 2009.

ECONOMIST: Drivers are slowing down to save money

Beyond the heating effects of carbon dioxide and the other greenhouse gases, there are the effects of converting land from one use to another and filling parts of the sky with soot and smog.

ECONOMIST: Climate change

Greenhouse effect: heating of the earth's atmosphere due to an increase in gases like carbon dioxide.

UNESCO: L O S S A R Y