Steven Weissman from the University of Berkeley California discusses the Obama administration’s Clean Power Plan in relation to the Paris Agreement on climate change. The Clean Power Plan aims to reduce the high level of green house gas emissions from coal-fired power plants, requiring each state to develop a plan to directly or indirectly tackle the level of emissions. It would be major element of the US’s efforts to comply with the terms of the Paris Agreement. But, what are the legal implications of such a plan and will it be enforced?