Burn horns, save rhinos

Paula Kahumbu: Enlightened conservation efforts are needed to save the world’s rhinos, combined with a total ban on trade in rhino hornToday, September 22, is World Rhino Day. Rhinos were once widespread across Asia and Africa and even in Europe, where they are depicted on cave paintings. Today their situation is precarious. The world population of the northern white rhino now consists of 5 individuals. Sudan, the last surviving male, is now beyond breeding age. He and two female companion