youdao

Mining brought jobs, and burning coal kept America going.

采矿带来工作，而燃煤保障美国的前进。

youdao

And burning natural gas releases 43 percent less CO2 than burning coal.

同燃烧煤炭相比，消耗天然气释放的二氧化碳要减少43%之多。

youdao

Greenhouse gas emissions, such as carbon dioxide, are created in part by burning oil and coal for transportation and electricity.

VOA: special.2009.12.26

Burning fuels like oil and coal is a major cause.

VOA: special.2010.01.19

Burning it releases fewer pollutants than oil or coal.

VOA: special.2009.10.23

These are already cheaper and cleaner than burning coal, oil and gas with all their pollutants, especially CO2.

WSJ: The New Nuclear Revolution

Burning coal is the single greatest cause of mercury contamination in the environment.

FORBES: Maine Wind Project Wins $102 Million U.S. Loan Guarantee

The background level of tropospheric ozone is inexorably rising as volatile organic compounds are released from burning coal and oil.

FORBES: Protesters To Target Koch Brothers' Secretive 'Billionaires Caucus'