Politico: After a long line of bitter disappointments, climate change activists are hoping 2013 is their year. Greens are encouraged like never before by President Barack Obama's soaring rhetoric on the issue, and they're eagerly awaiting tough new rules from the Environmental Protection Agency. But conservatives are determined to launch an all-out assault to block any new regulations.
Obama set the tone for his second-term energy and environment agenda during his inaugural address, which included a lengthy...