Climate change is the biggest global health threat of the 21st century" was the leading statement from the 2009 Lancet Commission report on "Managing the Health Effects of Climate Change". In 2015, the Commission is releasing a second report, which extends beyond the scope of the first report, with a multi-disciplinary team consisting of climate scientists, health professionals, economists, social and political scientists, development experts and engineers. Head of the commission, Nick Watts, explains the report to Australian medical students. Read the report at http://www.thelancet.com/commissions/... and learn more about AMSA Code Green at climatechangehealth.tumblr.com