The U.S. has been the biggest emitter of greenhouse gases in history.

美国是史上最大的温室气体排国家。

Is the world's largest carbon dioxide emitter seriously doing that?

这个世界上最大的二氧化碳排国是要动真格的吗？

It means more independent organizations are measuring greenhouse gases and identifying big emitters.

这意味着更多的独立组织正测量温室气体并确定大型排者。

Well, the biggest gap was really with the major economies, the biggest emitters in the world.

最大的问全球主要体和最大排国身上。

If shipping were a country, it'd be the sixth largest emitter of CO2, trailing just behind Japan.

如果运输行业是一个国家，它就是二氧化碳的第六大排国，仅次于日本。

It's detected 50 super emitters across the world, mostly coming from fossil fuel, landfill and agricultural facilities.

它世界各地探测到50个主要排地，大部分是化石燃料厂、垃圾填埋点和农业设。

Indonesia, for example, chafes at its reputation as the world's third-biggest emitter of carbon (a ranking it disputes).

以印度尼西亚为例，因对世界第三大的碳排国家（该排名有争议）这个排名感到气恼。

If the world's wasted food was a country, it would be the third largest emitter of greenhouse gases.

如果全世界浪费的食物是一个国家，那会是温室气体的第三大排国。

Many of these buildings will be made using cement, a massive emitter of greenhouse gases.

其中有许多建筑将使用水泥制成，它排了大量的温室气体。

It's the first time that India, the world's fourth biggest emitter of carbon dioxide has announced a net zero target.

这是印度(世界第四大二氧化碳排国)首次宣布净零排目标。

India, the world's third largest emitter, and Russia, the fourth largest, also made no new commitments.

世界第三大排国印度和第四大排国俄罗斯也没有做新的承诺。

It is the largest emitter of methane gas.

它是最大的甲烷气体排国。

And we're also prodigious emitters of nitrogen dioxide and methane.

我们也是二氧化氮和甲烷的巨大排者。

The emitter, the base, and the collector.

发射极、基极和集电极。

ArcelorMittal, the world's biggest steelmaker and one of Europe's largest emitters, expects to invest an extra $10bn to cut carbon by 2030.

安赛乐米塔尔是全球最大的钢铁制造商和欧洲最大的碳排者之一，该公司预计将额外投资100亿美元用以2030年前减少碳排。

These work by shooting electrons out of an emitter at a phosphor-coated screen.

这些通过荧光涂层屏幕上从发射器射电子来工作。

However, there are concerns that heavy emitters may find loopholes in carbon trading systems.

然而，有人担心重度排者可能会碳交易系统中找到漏洞。

Such kind of a microreporting has motivated some of the largest emitters to change behavior.

这种微报告促使一些最大的排者改变行为。

They are the largest carbon emitters in the world.

他们是世界上最大的碳排国。

When measuring these gases based on consumption, rather than manufacturing, the biggest emitters are mainly cities in North America and Europe.

当以消耗类数据而非制造业数据来测量温室气体排量时，可以看，排温室气体最多的主要为北美和欧洲城市。