Fuori dal Bella Center, sede del vertice ONU sul clima

(AP Photo/Peter Dejong)

A Danish riot policeman beats a demonstrator who climbed on top of a police vehicle during a demonstration outside the Bella Center, the venue of the U.N. Climate Conference, in Copenhagen Wednesday Dec. 16, 2009. The largest and most important climate change conference is underway in Copenhagen, aiming to secure an agreement on how to protect the world from calamitous global warming.