The melting "mirrors" the worldwide increase in temperature and is from the burning of coal, oil and gas.

融化“反映”了全球温度的上升，这是由煤炭、石油和天然气的消耗造成的。

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PAHs are chemicals released into the air from the burning of coal, diesel, oil and gas, or other organic substances such as tobacco.

多环芳烃是由煤炭、柴油、石油和汽油的燃烧释放出来的，或者如烟草这样的有机物。

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Carbon dioxide from the burning of oil, natural gas and coal is the main gas blamed for trapping heat in the atmosphere.

石油、天然气以及煤炭燃烧产品的二氧化碳是造成地球大气温室效应的罪魁祸首。

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Carbon monoxide gas is created by fuel burning devices because not all of the fuel is burned.

VOA: special.2010.02.02

Fuel-burning devices can create carbon monoxide gas because not all of the fuel is burned.

VOA: special.2011.01.25

While both coal and gas play important roles in our energy future, and there is another agenda to regulate coal-fired power plants out of existence, the claim is contrary to the well-accepted fact that the greenhouse gas impacts of burning natural gas are less than coal.

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Propane and ethane, which are emitted by the burning of natural gas and other sources, have not declined as quickly.

FORBES: Los Angeles Pollution From Car Exhaust Is Down 98%

It was seen as a spectacular Italian coup when Eni became operational leader, but the thanks to a poor infrastructure for exploration in the northern Caspian sea, costly regulations about the burning off of gas at oil wells, and the rising costs of oil extraction, production was slowed and costs overrun.

FORBES: Magazine Article