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Africa's poaching problem

A Congolese soldier and guard for Virunga National Park is silhouetted by the glow from a lava lake boiling in the crater of Nyiragongo volcano near Goma in eastern Congo, August 30, 2010.

Africa's poaching crisis

Africa's

biggest animals were poached in near record numbers in 2012, with

surging demand for horn and ivory from Asia driving the slaughter of

rhinos and elephants. Poachers have killed hundreds of rhinos in South Africa and thousands of elephants, according to environment ministry figures.