What is fossil fuel divestment and why does it matter? – video

Climate change can be tackled using a very simple idea – divestment. It means taking your money away from companies involved in extracting fossil fuels. Here, Guardian journalists and US author Bill Mckibben explains where the idea came from; why it's been central to any environment solution; its successful application in history; and the extent to which this exciting socially-driven movement will help add crucial pressure for change on business leaders and politicians the world over

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