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General Discussion => Science & Nature => Topic started by: sam on March 20, 2010, 02:51

Title: Is Earth past the tipping point?
Post by: sam on March 20, 2010, 02:51

http://www.scientificamerican.com/blog/post.cfm?id=is-earth-past-the-tipping-point-2010-03-18

Quote

Biodiversity loss. Land use. Freshwater use. Nitrogen and phosphorus cycles. Stratospheric ozone. Ocean acidification. Climate change. Chemical Pollution. Aerosol loading in the atmosphere.

Title: Re: Is Earth past the tipping point?
Post by: Clive on March 20, 2010, 08:57

Nothing quite like a good scare story!  ;D

Title: Re: Is Earth past the tipping point?
Post by: Simon on March 20, 2010, 11:21

We're all DOOMED!!  :horror:  :bawl:

Title: Re: Is Earth past the tipping point?
Post by: sam on March 20, 2010, 14:31

Quote from: Clive on March 20, 2010, 08:57

Nothing quite like a good scare story!  ;D

indeed!