View full lesson: http://ed.ted.com/lessons/why-is-biodiversity-so-important-kim-preshoff Our planet’s diverse, thriving ecosystems may seem like permanent fixtures, but they’re actually vulnerable to collapse. Jungles can become deserts, and reefs can become lifeless rocks. What makes... Read more »
Sarah Tuneberg shares what she’s learned from years of emergency management experience to illustrate how we fail to use data to protect us against disasters. This talk was filmed at TEDxMileHigh. Watch... Read more »
She thought near-death experiences could be explained by science until it happened to her. New York Times best-selling author, Dr. Mary Neal, shares what happened when she drowned, went to heaven, and... Read more »
This talk was originally slated as part of a TEDx event in 2013, but TED pulled their support when they learned about the subjects. Find more videos from this controversial event here:... Read more »