BBC: The Obama administration has proposed strong new rules targeting coal-burning power plants in an effort to curb global warming. The Environmental Protection Agency's (EPA) Clean Power Plan seeks to cut carbon emissions by 30% by 2030. The 645-page rule is a centrepiece of President Barack Obama's plans to leverage similar commitments from polluting nations like China and India. States must submit initial compliance plans by June 2016. "We are here to protect public health and the environment,"...