A person stands in a multimedia installation about forest fires during the Green Nation Fest environmental show in Rio de Janeiro on May 31, 2012. Rio is hosting the United Nations Conference on Sustainable Development.
PHOTO: Victor R. Caivano/AP
A person stands in a multimedia installation about forest fires during the Green Nation Fest environmental show in Rio de Janeiro on May 31, 2012. Rio is hosting the United Nations Conference on Sustainable Development.
PHOTO: Victor R. Caivano/AP
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