Huffington Post: Earlier this month in his State of the Union address, President Obama went before Congress and laid down an important marker -- act on climate or I will. The president has the ability to use his executive authority to make significant progress to fight the climate crisis, from cutting carbon pollution from new and existing power plants to rejecting the Keystone XL tar sands pipeline and other dirty fuels. But he also needs allies at the state-level to work with him to lead the way towards additional...