Earth Science

Articles


Cryosphere

Planet Earth is covered in water. Ninety-seven percent is in earth’s oceans. Most of the rest is frozen solid — locked up in sea ice and terrestrial ice sheets, glaciers and permafrost. Earth’s cryosphere plays a huge role in regulating climate. As our planet warms, its cryosphere is slowly melting, triggering positive feedbacks that make earth scientists worry.











Ninth Transmission

http://media.blubrry.com/thegreenbluesshow/dl.dropbox.com/u/314577/Warm%20Wet%20Planet/Warming.mp3

One of Earth’s tens of millions of species has been mining colossal volumes of organic matter buried for ages, and burning the stuff for fuel — raising the surface temperature of their planet to a level higher than any time in the past.