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The Ozone Hole Remains
A recent news flash from the European Space Agency: 2008 Ozone Hole Ranks Fifth Largest. Yes, after all these years, we are still worrying about the ozone hole. by erica — last modified Mar 16, 2009 12:37 PM — filed under: , , , , , — Relevance: 1%
HFCs: Stratosphere, No Problem. Climate, Another Story.
Hydrofluorocarbons or HFCs have replaced those nasty Freons to protect the ozone layer, but those HFCs can still wreak climatic havoc. by erica — last modified Jun 30, 2009 01:08 PM — filed under: , , , , , , , , , , , — Relevance: 1%
Living on the Edge
Are there limits to how much we can grow as a society and survive? by erica — last modified Sep 28, 2009 03:39 PM — filed under: , , , , , , , , , , , , , , , , , , , , , , , — Relevance: 1%