This radio documentary was broadcast on BBC World Service radio on August 27, 2009.

In December, world leaders will meet in Copenhagen for the United Nations Climate Conference. They’ll be hoping to reach agreement on a successor to the Kyoto Protocol, setting out a timetable for reductions in carbon emissions to limit global warming. Coal fired power plants in the USA and China – the world’s biggest polluters – will be the focus of much of the discussion, but delegates won’t have to travel far to find a successful example of green energy production. The island of Samso, less than two hours by ferry from the Danish capital generates much more energy than it uses – all from renewable sources. Andrew Purcell went to find out how they do it.

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