Philadelphia Inquirer: "We will respond to the threat of climate change knowing that the failure to do so would betray our children and future generations,' an emboldened President Obama declared in his inaugural address Monday. Following the disconcerting absence of climate change from campaign 2012 and limited climate policy action during his first term, the president has finally told us that not only will he act, but that we (and he) have an obligation to do so. What could be more important, after all, than acting on...