....perhaps our naysayers should
1) read the report...hey its free!
http://www.globalchange.gov/publicat...ts/full-report
2) read about the authors within the above report.
There are some seriously heavy hitters in there! These guys/girls know their onions, and would have no reason to fabricate the bleeding obvious from the data.
Glib (and uninformed) responses are just, well ,head in the sand silly.