A chimney billows smoke as the sun shines through haze on a cold winter's day in Beijing

 
A chimney billows smoke as the sun shines through haze on a cold winter
A chimney billows smoke as the sun shines through haze on a cold winter's day in Beijing December 24, 2009. U.S. President Barack Obama said on Wednesday that disappointment over the outcome of the Copenhagen climate change summit was justified, hardening a widespread verdict that the conference had been a failure. The talks secured bare-minimum agreements that fell well short of original goals to reduce carbon emissions and stem global warming, after lengthy negotiations failed to paper over differences between rich nations and developing economies. Some singled out China for special blame. REUTERS/David Gray (CHINA - Tags: POLITICS ENVIRONMENT)