Megawatt Valley was due to the presence of Ferrybridge C (1966–2016), Eggborough (1967–) and Drax (1974–) coal-fired power stations. This is one of the few remaining concentrations of British coal-fired generation, the power stations are located close to historic coal-mining sites on the South Yorkshire Coalfield and to the River Aire. Drax is a large power station capable of generating 7% of UK electricity demand and, despite being the UK's cleanest and most-efficient coal-fired power station is Europe’s biggest single source of carbon dioxide emissions. The term Megawatt Valley, in relation to the Yorkshire power stations, has been mentioned ("What ever happened
John Erle-Drax John Erle-Drax John Samuel Wanley Sawbridge Erle-Drax (6 October 1800 – 5 January 1887) was a British Member of Parliament (MP) during the Victorian era. Born John Sawbridge, he was the son of Samuel Elias Sawbridge, of Olantigh in Kent, and grandson of John Sawbridge, Lord Mayor of London in 1775. John married Jane Frances Erle-Drax-Grosvenor, daughter of Richard Erle-Drax-Grosvenor, in 1827. On 13 August 1828, his wife's brother Richard Erle-Drax-Grosvenor died unmarried, and he succeeded to her family estates, including Charborough House, assuming the surname of Erle-Drax. He was a captain in the East Kent Militia, and raised a