Violent drug gangs rule the vast slums, or favelas, that are home to nearly a fifth of Rio de Janeiro's population. Away from the slums, the city's beaches, Carnival, and scenery attract tourists from around the world. Foreign businesses are drawn here because of abundant energy supplies and large commercial and financial sectors. Pollution is severe, but investment in fuel based on locally grown sugarcane is lowering emissions. Rio's universities...
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Education & Reference General Schools & Teaching South America Teen & Young Adult Travel