Voice of America: U.S. President Barack Obama says climate change is "one of the greatest challenges of our time," but America is standing up to the challenge.
"Today, clean power from the wind or the sun is actually cheaper in many communities than dirtier, conventional power," the president said Saturday in his weekly address.
"Over the last seven years, we've made historic investments in clean energy that helped private sector companies create tens of thousands of good jobs," the president said.
In an...