September 2012
To what extent do metaphors shape and distort our understanding of reality? Co-written with Nick Barter.
June 2012
Trees build themselves from the carbon, hydrogen and oxygen of thin air. Can we learn to copy their engineering secrets?
May 2012
What does the Mount St. Helens ecosystem have in common with the human industrial system?
December 2011
A reptile brain sits deep within us. How much of our behaviour comes from primal instinct?
November 2011
Humanity's attitude toward nature. How did we get here? Where can we go from here?
February 2011
What happens when you introduce 29 reindeer to an isolated island of untouched natural resources?
December 2010
We need a "green tax shift". We should replace our current taxes with 'green taxes' on particular bad activities like environmental pollution.
December 2009
As adults, we are no longer set a curriculum or forced to learn anything. It is so easy to stall without the rituals of an active school education. We need to challenge ourselves.
