Bill McKibben at 350.org rally

350 - Remember this number (by Jim Wine)

Interdependence Day - Jim Wine's 350 ad

The first and best of Jim Wine's 350.org ads.

Vaclav Havel at Tällberg Forum 2006

Vaclav Havel's video greeting to the Tällberg Forum in 2006.

From TED - John Doerr

A Conversation with James G. Speth

A one-hour armchair conversation on a wide range of issues with Gus Speth, a towering figure of environmental policy.

Thomas Berry on Humans and the natural world

Thomas Berry, soon 95 years old, talks about the difficult relationship between humans and the natural world

Ashok Khosla on poverty eradication

Ashok Khosla, founder of Development Alternatives in India, on poverty eradication

Al Gore at TED Conference

Al Gore in February 2008 at TED conference in Monterrey, California.

Manfred Max-Neef (2)

What are the 2 greatest dangers to our global economic system?

Manfred Max-Neef (1)

Part 1 of an interview with Manfred Max-Neef - on the limits of economic thinking

Jared Diamond on why societies fail and collapse

From TED2003, a 20-minute digest of his important book.

Obama's "Yes we can" by will.i.am

Viral online activism at its best: will.i.am and friends adapting Obama's "Yes we can" message into a music video.

Barack Obama speech "A more perfect union"

March 18, 2008. Philadelphia. A truly memorable speech.

John P. Milton teaching

John P Milton, ecologist and teacher, demonstrates simple meditation stances