U.N. Secretary-General Ban Ki-moon has urged governments to speed up slow-moving talks to forge a joint response to global warming and warned that climate change was an "existential challenge for the whole human race.
ກອງປະຊຸມການປ່ຽນແປງ ຂອງອາກາດແກ່ຍາວໄປ ກາຍກໍານົດ 1 ມື້

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U.N. Secretary-General Ban Ki-moon addresses the opening of the high-level segment of the annual U.N. climate talks involving environment ministers and climate officials from nearly 200 countries, in Doha, Qatar, Tuesday, Dec. 4, 2012. " (AP Photo/Osama Faisal)

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Mideast Qatar Climate Talks

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Christiana Figueres, Executive Secretary of the United Nations Framework Convention on Climate Change, speaks at the opening session of the United Nations Climate Change Conference in Doha, Qatar, November 26, 2012.

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United Nations Secretary General Ban Ki-moon called on delegates at the United Nations Conference on Climate Change in Doha to speed up their work on an agreement to address a warming planet.