TED Talks
David Keith: A surprising idea for solving "climate change" (2007x142)
Bemutató időpontja: 2007 Dec 15
Environmental scientist David Keith proposes a cheap, effective, shocking means to address climate change: What if we injected a huge cloud of ash into the atmosphere to deflect sunlight and heat?
- Bemutatott: 2006
- Epizódok: 2998
- Követők: 10