We lose the promise and potential of thousands of life-saving medicines when rainforests are destroyed. Many children and adults are alive today because of plants found in the rainforests. Fifty years ago, acute lymphoblastic leukemia was a lethal disease. However, thanks to the discovery of a medicine derived from a rainforest plant, we now have an 85% cure rate of childhood leukemia. This video is a plea to preserve the biodiversity in our forests.