4 environmental 'heresies'
860,733 plays|
Stewart Brand |
TED@State
• June 2009
The man who helped usher in the environmental movement in the 1960s and '70s has been rethinking his positions on cities, nuclear power, genetic modification and geo-engineering. This talk at the US State Department is a foretaste of his major new book, sure to provoke widespread debate.
Want to use TED Talks in your organization?
Start here