Originally published on Fri September 27, 2013 9:57 am
After the Aug. 21 chemical weapons attack near Damascus that reportedly killed more than 1,000 people and has been blamed on Bashar Assad's regime, the Syrian president's ambassador to the U.N. claimed that opposition forces had used such weapons at least three times in the days immediately after.
"The more humble we are in the face of our experience with the natural world ... the more we're going to find a healthy coexistence with it." — Bernie Krause, bioacoustician
Every species plays a crucial role in our natural world. But when humans tinker with the equation, a chain reaction can cause entire ecosystems to break down. In this hour, TED speakers explain how everything is connected in nature, with some bold ideas about how we can restore the delicate balance and bring disappearing ecosystems back.
Wolves were native to the Yellowstone National Park until hunting wiped them out. In 1995, when the wolves began to come back, something interesting happened: The rest of the park began to find a new, more healthful balance.
Sustainability consultant Jane Poynter tells her story of living two years and 20 minutes in Biosphere 2, a hermetically sealed environment in Arizona. The experience provoked her to explore how we might sustain life in the harshest of conditions.