[Copenhagen, December 10. Image via Getty]

A woman gestures while being photographed by her friend in front of 'Digital Sun' a light installation by artist Steven Scott at the Bella Center during the climate summit in Copenhagen December 10, 2009. Environment ministers sought to boost UN climate talks after the marathon meeting ran into turbulence, including a tough exchange between the United States and China. AFP PHOTO/ Adrian Dennis (Photo credit should read ADRIAN DENNIS/AFP/Getty Images)