A woman suffers the tear gas outside Bella center in Copenhagen, Denmark, December 16, 2009. Police gather outside the Bella Center December 16 where they fired tear gas and swung batons to disperse crowds of protesters trying to disrupt the climate conference. [Xinhua]

Protesters clash with policemen outside Bella center in Copenhagen, Denmark, December 16, 2009. Police gather outside the Bella Center December 16 where they fired tear gas and swung batons to disperse crowds of protesters trying to disrupt the climate conference. [Xinhua]