Sydney Kinnear, Junior Professional Fellow, UNU-ONY interviews Ursula Oswald Spring, Professor at the National University of Mexico; former minister of environment, Morelos, Mexico; UNU-EHS; co-editor and author of Facing Global Environmental Change -- Environmental, Human, Energy, Food, Health and Water Security ConceptsUNU at CSD-17:Facing Global Environmental Change -- Environmental, Human, Energy, Food, Health and Water Security Concepts May 2009 Less