Quick-Change Planet: Do Global Climate Tipping Points Exist?

[Bok]

Is there a chance that human intervention --rising temperatures, massive land-use changes, biodiversity loss and so on--could “tip” the entire world into a new climatic state? And if so, does that change what we should do about it?
[More] (http://www.scientificamerican.com/article.cfm?id=do-global-tipping-points-exist)

http://images.pheedo.com/images/mm/digg.gif (http://www.pheedcontent.com/hostedMorselClick.php?hfmm=v3:04388a40a363331c9708c729b23dfcb3:SnayjgRso1EuWeCz157CLHTWD7laxGDJgR63d 8Nobfsoh3l1JjnG5PiwG6ERaf4wwWAXBENb%2BSDBmQ%3D%3D) http://images.pheedo.com/images/mm/stumbleit.gif (http://www.pheedcontent.com/hostedMorselClick.php?hfmm=v3:4bb4a7911af75054aa83eea24731fec1:STs6dk4mpBST3vMdVFyYfM0SVVSW2zjPvJGMi 6K%2FLsgtBu%2Bu9kYhCrO3ZBsqz7uGjHGPjUMmJaHZsSs%3D) http://images.pheedo.com/images/mm/reddit.png (http://www.pheedcontent.com/hostedMorselClick.php?hfmm=v3:a7b5bc310f16050552bea3d3e4f1eb96:iwq9vga%2FCR6wRe%2BwWiag3uz0Le3%2BzmD pmSg9XUkkEOdUYC1z9pfSOo%2F2uJwf2OP814Mk49PkM28dEQ%3D%3D) http://images.pheedo.com/images/mm/facebook.gif (http://www.pheedcontent.com/hostedMorselClick.php?hfmm=v3:c443cc793a89b3be671874541f95a768:GzR721oZ60FeSXkQQ8wcYprywmgMqy%2Fi%2B %2FvlXgjPjeZl3T%2BBXqOXP0TZKTO1oZAIJL7Cl25uxw7vjMc%3D) http://images.pheedo.com/images/mm/delicious.gif (http://www.pheedcontent.com/hostedMorselClick.php?hfmm=v3:2b3a4cd6796df67ee77aa7fc5746e6b3:RhUOR%2Fk02MVrCLlWVMqWvDUFIK9oXtQCdMc zHxvKedFWgsXaNJ77hI9tPF%2F2hCxKk8ONXBpXjJUYOw%3D%3D) http://images.pheedo.com/images/mm/emailthis.png (http://www.pheedcontent.com/hostedMorselClick.php?hfmm=v3:f666a78ee9d7adfe742b6e8fabff5ae8:UNQMfHiUfm3aMHJwF1Ye7h3N5vpAU2TmHbFZ4 XMKUjOEb4ZU%2BzilttYCvf0Y3INvs9kx5FT5RrQM8Q%3D%3D)
http://ads.pheedo.com/img.phdo?p=1 (http://ads.pheedo.com/click.phdo?p=1)http://tags.bluekai.com/site/5148http://insight.adsrvr.org/track/evnt/?ct=0:5wz49e9&adv=wouzn4v&fmt=3

More... (http://rss.sciam.com/click.phdo?i=711b4273f02a1f8416f22453967d7b9d)