"But, the planet simply has periods of warmer temperatures and periods of cooler ones." https://xkcd.com/1732/ https://xkcd.com/1732/ http://i3.kym-cdn.com/ph

"But, the planet simply has periods of warmer temperatures and periods of cooler ones." https://xkcd.com/1732/ https://xkcd.com/1732/ http://i3.kym-cdn.com/photos/images/facebook/001/010/193/5d6.jpg http://i3.kym-cdn.com/photos/images/facebook/001/010/193/5d6...