Since the steam engine was fired by coal, the large mills did not need to be located by rivers, as had mills that used water-driven machines.

由于蒸汽机是靠燃煤来驱动的，因此一些大型棉纺织厂就不再像那些使用水力驱动机器的工厂一样，必须依河而建。

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There's a story about an old coal miner who didn't need geologic data to find coal deposits.

有一个关于老煤矿工不需要地质数据来发现煤矿点的故事。

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Local governments and coal enterprises also need to invest more in this area.

地方和企业也要加大这方面的投入。

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Enterprises fuelled by coal generally need to buy more allowances than those using gas, because their CO2 emissions are higher.

BBC: EU court rebuffs Poland over CO2 emissions

Coal plants need diesel, a derivative of petroleum.

FORBES: Slower China Won't Help Ease Oil Prices, Says Gulf Oil CEO

The World Bank should support poor countries that need coal-powered energy in spite of its contribution to climate change, its president has said.

BBC: Jim Yong Kim