AP Video: [Amid snowflakes and cold, after his second fossil-fueled flight to Europe in a week, global warming fighter Obama arrives in Copenhagen]

Twitter / Andy Revkin

Major snowstorm poised to blanket DC in time for Obama return trip from #Copenhagen climate talks: http://j.mp/ObamSnow #cop15

Twitter / Andy Revkin

#Obama on ground in #Copenhagen. Delegates at climate talks advised by UN to be prepared to stay through Sunday. http://j.mp/dotCOP #cop15

Twitter / AP Climate Pool

AP reporters in #Copenhagen say #climate talks running into serious problems hours before Obama & other world leaders due to arrive

Twitter / Ed Henry [CNN Senior White House Correspondent]

RT @alroker we could have a MAJOR snowstorm in the Mid Atlantic and Northeast. // so i'll be flying from snowy Copenhagen to snowy DC sat

Snow OR #snow - [Now a top ten trending topic on Twitter]

#uksnow - [Also a top ten trending topic on twitter]

Twitter / Mark Wheeler: #uksnow [Picture of snow-covered car]

#uksnow http://twitpic.com/tzw5e its -5 apparently!

Copehagen circus ending with a lame act | Herald Sun Andrew Bolt Blog

That’s right. Hot air, no fixed targets, promises of a vast transfer of wealth from the West and everyone flies back home thinking they’ve been warriors for mankind.

If the report is true, it’s almost as much as a sceptic could hope for.

C3: The Futility of Copenhagen: Preventing A Future 1°C Global Temp Increase Can't Be Done, It's Simply Impossible

The entire world of human activities produced only 32 billion tons of CO2 emissions in 2008. In order to eliminate 1.767 trillion tons of human CO2 emissions, which would prevent a 1 degree Celsius increase, the world (us) has to eliminate 100% of all CO2 emissions for 55+ years, based on 2008 figure of 32 billion tons. Yes, over 55 years of zero economic/industrial/government activity, to accomplish zero CO2 emissions, just to prevent a 1 degree increase, starting immediately.