Vanishing: The Earth's Sixth Mass Extinction (2016)

CNN examines the growing ecological crisis facing the world. It goes to Africa to see how poaching and human activity are affecting elephant populations. It examines how climate change is causing a massive coral die-off in East Africa. It visits Midway Atoll to see how plastic pollution is affecting animals. It goes to Oregon to search for a possibly extinct bumble bee while in Costa Rico an ecologist uses sound to investigate extinction.