In this May 29, 2012 photo, a man poses for a photo as he collects recyclable materials at Jardim Gramacho, one of the world's largest open-air landfills, in Rio de Janeiro, Brazil. Jardim Gramacho, a... more 
In this May 29, 2012 photo, a man poses for a photo as he collects recyclable materials at Jardim Gramacho, one of the world's largest open-air landfills, in Rio de Janeiro, Brazil. Jardim Gramacho, a vast, seaside mountain of trash where thousands of people made a living sorting through the debris by hand, is closing after three decades in service. (AP Photo/Victor R. Caivano) less 
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Associated Press | Photo By Victor R. Caivano
Fri, Jun 1, 2012 1:22 PM EDT