David Keith

  • Environmental scientist

David Keith's Presentations

TEDSalon 2007 September 2007

Watch video

David Keith's unusual climate change idea: 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?

David Keith's unusual climate change idea: 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?

Less ↑

Share