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Posted Tue Feb 5 2008: from PNAS, via Yahoo News: Tipping points on many horizons http://apocadocs.com/s.pl?1202222670 "Tipping elements in the tropics, the boreal zone, and west Antarctica are surrounded by large uncertainty," they wrote, pointing to more potential abrupt shifts than seen in a 2007 report by the U.N. Climate Panel. A projected drying of the Amazon basin, linked both to logging and to global warming, could set off a dieback of the rainforest. "Many of these tipping points could be closer than we thought," lead author Timothy Lenton, of the University of East Anglia in England, told Reuters of the study. [Read more stories about: tipping point, death spiral] New!: No reader quips yet -- be the first! Got a PaniQuip? Your Quip (limit 140 characters, no links, just wit): First name: The text shown in the Web image to the right: We reserve the right to reuse, remove, or refuse any entry.

The ApocaDocs say: Tipping ever faster. NEXT> More stories: Dust Storms Overseas Carry Contaminants to U.S. Navy must comply with no-sonar rule (Tipping points on many horizons) Human-caused Climate Change At Root Of Diminishing Water Flow In Western US, Scientists Find Rain forests fall at 60 acres a minute Want to explore more? Try the PaniCloud!

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