Elephant ivory has been treasured for millennia, but “Researchers believe that since 2010 an average of nearly 35,000 elephants have been killed annually on the [African] continent. They warn that if the rate of poaching continues, the animals could be wiped out in 100 years” (BBC, August 18, 2014). Some areas in Africa are harder hit than others. For example, “In Central Africa it is estimated that elephant numbers have fallen by about 60% in a decade” (ibid.).