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The Guardian - Back to homeThe Guardian

Clean technology 100

May 2017

  • Coal sector executives have been switching sides to chase profits up for grabs in green energy

    Innovations in renewables
    Family, air quality and a strong business case: the coal executives defecting to green energy

    They were the masters of the fossil fuels industry. Now three former top executives are building the clean energy economy

April 2010

  • Oil rig fire

    Cif green
    Peak oil predictions

    John Sauven

    John Sauven: The peak oil debate has always been about reserves and costs. But it's clean, green technologies that now spell oil's demise

18 September 2008

  • Concentrix

    How the companies were chosen

  • Positive energy

  • Odersun

    Revealed: Europe's hottest clean technology companies

  • We need an expensive miracle

    Professor Ian Fells
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