Coal was king in the US and is still so worldwide
Coal's decline in the US culminated in it losing its market-leading roll in April to natural gas. But elsewhere, the fuel is still going strong.
Special reports - 13 July 2015
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Cleaning up the coal-fired power market
The market for cleaner coal-fired power technologies will continue to be dominated by supercritical and ultra-supercritical technology to 2025.