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Politics : Sioux Nation -- Ignore unavailable to you. Want to Upgrade?


To: Wharf Rat who wrote (90042)11/27/2006 4:19:13 PM
From: ThirdEye  Respond to of 361700
 
Ya know, it doesn't even really matter if you know the exact percentages. The range of variance among variables that support life is quite small. Going beyond that 2%, as Flannery says, whether it's rainfall, CO2 levels, temperature range, sea level, whatever, is enough to destroy entire ecosystems and most life on the planet.