In honor of Blog Action Day, the video here is a 15-minute TED talk by Carolyn Steel, author and architect. Among the startling things she says here:
How did we get here, and what are we going to do about it? It’s a short talk, but she tries to answer the first question and ask the second. It’s fascinating.
If you can’t see the video here, you can click here to go to the original on TED.com