Dr. James Hansen is the director of the NASA Goddard Institute for Space Studies in New York, and Adjunct Professor at Columbia University?s Earth Institute. He is best known for bringing the urgency of the climate change issue to the world?s attention when he gave evidence to the US congress in 1988. Jeanette Fitzsimons, prominent NZ environmentalist, says: “Dr. Hansen is one of the best-known climate scientists in the world. He offers a recipe for how to achieve a stable climate that will be particularly relevant to New Zealand.”

Held May 18, 2011.