7 Billion People Special: Population-Environment
Updated: 2011-10-25 15:52
(Agencies)
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Motorists crowd at a junction during rush hour in Taipei, in this file picture taken Oct 29, 2009. [Photo/Agencies] |
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A garbage collector carries a sack as he walks atop a massive pile of garbage at the Bloemendhal dump in central Colombo, in this file picture taken April 23, 2009. [Photo/Agencies] |
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