New research published confirms the Earth is greening in general, and increased carbon dioxide levels is responsible.

Established in 1977 by Colonel Charlie Beckwith, who modeled it after the British Special Air Service ... the Other Side of ...

Earth's oceans were once green, according to a new study. Carl Sagan, the host of the popular TV show Cosmos, once described Earth as a 'pale blue dot' when explaining an image taken by Voyager 1.