Delegates of more than 190 nations meeting in Paris adopted a historic accord that aims to slow the pace of global warming and for the first time asks all countries to limit their greenhouse gas emissions.
Nations Adopt Climate Agreement at COP21 Conference
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Secretary of State John Kerry, left, talks with China's Special Representative on Climate Change Xie Zhenhua prior to the opening of the final COP21 conference.
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Activists wait with their bear costume before a demonstration near the Eiffel Tower.
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Activists gather near the Eiffel Tower in Paris.
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United Nations Secretary General Ban Ki-moon, right, watches French President Francois Hollande hug United Nations climate chief Christiana Figueres.
