Dr Douglas Parr is the Chief Scientist and Director of Policy at Greenpeace UK, looking after the science and political lobbying functions. His current focus is on tackling climate change in the power, heat and transport sectors. He also acts as adviser on greener refrigeration. He joined Greenpeace 13 years ago, and has worked on a number of technical policy issues including GM crops and agriculture, chemicals legislation, biofuels and nuclear power. He obtained a D.Phil in Atmospheric Chemistry in 1991.