In this Nov. 18, 2013, turtles swim at the Riachuelo river in La Boca neighborhood of Buenos Aires, Argentina. The Matanza-Riachuelo river basin is one of the world’s most polluted places, according... more 
In this Nov. 18, 2013, turtles swim at the Riachuelo river in La Boca neighborhood of Buenos Aires, Argentina. The Matanza-Riachuelo river basin is one of the world’s most polluted places, according to reports released by Green Cross Switzerland and the Blacksmith Institute, which attributes the contamination to industry effluents. (AP Photo/Natacha Pisarenko) less 
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Associated Press | Photo By Natacha Pisarenko
Wed, Dec 4, 2013 12:05 AM EST