One challenge zoo’s often face is replicating the natural habitats of their animals from around the world. The Rosamond Gifford Zoo in Syracuse, New York is using different innovative technologies to help their animals feel at home.
A new study is re-evaluating the extinction of thousands of animal and plant species. Leading this project is Columbia University professor and biologist Don Melnik. He joins Hari Sreenivasan to explain why he believes current extinction estimates are vastly underestimated.