The Environmental Protection Agency's mission to control greenhouse gases is long and complicated, write Adele Morris. But, there are three better ways to fight climate change.
Carbon tax could help fight the battle against climate change, writes Howard Gleckman. But, enacting such a tax is easier said than done.
Rest easy. There were no explosive moments at Tuesday's White House Science Fair. But President Obama, host of the event, revealed a bit about his own school-year science experiments.