South Africa may lift a ban on the domestic trade of rhino horn. Rhino farmers say the moratorium hasn't stopped poaching, while critics say ending the ban amounts to an OK of illegal smuggling.
International trade of rhino horns is still banned, though illicit trade continues. South Africa has the world's largest rhino population; more than 1,000 were killed by poachers last year.
Nearly 30 years ago, Kenya burned 12 tons of ivory to try to halt the illegal ivory trade. Today it's burning 100 tons. How much difference does burning ivory make?