The Earth Summit Rio +20, a United Nations conference on Sustainable Development & Green Economy, takes place in June 2012.
This video is an introduction that raises some of the issues.
It is part of the Thinkbrigade online magazine.
Thanks to Mark Manney's Remix Abscondo for the instrumental. With a lick of irony the music is called 'I'll Die Smiling'.
Images used thanks to the UN photo library, freedigitalphotos.net, Jens Hausherr(flickr) and Yarra Climate Action Now (ycan.org.au/).
For more information: Red Bluff