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.



Temperature Rising

https://media.blubrry.com/thegreenbluesshow/p/dl.dropboxusercontent.com/u/314577/FastForward/Docs/ClimateChange.mp3

A mild mid-March in Canada’s notoriously frigid prairie capital cannot be definitively pinned on global climate change. Still, for anyone willing to listen, read and watch, the writing is on the wall. Earth is warming — and fast.


Change

https://media.blubrry.com/thegreenbluesshow/p/dl.dropboxusercontent.com/u/314577/FastForward/Docs/Change.mp3

Things constantly change. Everyone knows it. Steady, sometimes sudden change provides contour to individual human lives. Now, it seems humans have changed planet Earth like it’s never been changed before.








Ninth Transmission

http://media.blubrry.com/thegreenbluesshow/p/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.