[Copenhagen, December 16. Image via Getty]

Activists sit handcuffed after being arrested by police during a protest in Copenhagen on December 16, 2009 on the 10th day of the COP15 UN Climate Change Conference. Danish police fired tear gas and arrested more than 100 activists who tried to descend on the global summit on climate change, accusing negotiators of ignoring their voices. AFP PHOTO / OLIVIER MORIN (Photo credit should read OLIVIER MORIN/AFP/Getty Images)