1/3 CCQA2 Intro and Bob Hill on natural climate changes

Listen to the seminar introduction by Barry Brook and the presentation by Prof Bob Hill focussing on how we can distinguish between natural and human-induced climate change. This is the 1st of 3 recordings from the 2nd seminar in the series entitled Climate Change Q and A: Sceptical Questions and the Scientific Answers. Subscribe for podcasts at bravenewclimate.com/feed or go to adelaide.edu.au/climatechange for complete details about the series.