To save the planet we need a treaty – and to consider rationing | Letters

Bill McKibben, Naomi Klein, Caroline Lucas, John Sauven, Craig Bennett, Ann Pettifor and Leo Murray add their voices to calls for a fossil fuel non-proliferation treaty. Plus letters from John Huggins and John RankenWe, the undersigned, support the call for the UK and other OECD governments to negotiate a fossil fuel non-proliferation treaty to complement the Paris agreement on climate change, as proposed in your article “We need a fossil fuel non-proliferation treaty – and we need i