Cady Stanton and Elizabeth Weise writes in USA Today,
"This week's United Nations climate report painted an ominous picture. If humanity doesn't act now to stop greenhouse gas emissions, the Earth could warm as much as 3 degrees Celsius.
At those temperatures, major cities will be underwater, unprecedented heatwaves will define summers, terrifying storms will become more frequent and millions of plant and animal species will go extinct, UN leadership warned.
Making the shift seems daunting. A dozen years ago, moving to fully carbon-neutral energy would have been crushingly expensive. But today, with wind power 72% cheaper and solar 90% cheaper than in 2009, officials say it's actually well within reach." > Read More