At 15 euro ($22) a tonne the price is high enough to induce power companies to switch some generation from coal to ga.

每吨15欧元（22美元）的价格足够让电力公司从煤发电转向用气发电。

youdao

Natural gas and coal—also fossil fuels—have similarly seen price declines that look to be long-lived.

天然气和煤炭，还有化石燃料，也出现了类似的价格下跌，而且看起来会持续很长时间。

youdao

But the other trend is that the price of coal and other fossil fuels are going up.

另外一个趋势就是煤炭和其他化石燃料的价格正在上涨。

youdao

"If coal and gas and oil had to pay the price for the damage that they did,we would use a whole lot less of them.

VOA: standard.2010.04.21

But German industry has become restive at paying much higher rates for power than its competitors, and wants the kind of electricity reform that would price coal out.

ECONOMIST: Coal in Europe

However, in 2009, the carbon intensity of the electric power sector decreased by nearly 4.3 percent, primarily due to fuel switching as the price of coal rose 6.8 percent from 2008 to 2009 while the comparable price of natural gas fell 48 percent on a per Btu basis.

FORBES: Energy-Related CO2 Emissions Take Nosedive In U.S.

The cheap natural gas has pulled the price of coal down, though less dramatically.

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