Sign up to save your podcastsEmail addressPasswordRegisterOrContinue with GoogleAlready have an account? Log in here.
October 09, 2009Transcript -- Air pollutionPlayKeeping watch on the invisible. The Clean Air Act banished smog from our cities in the 1950s, but today there are new types of air pollution ....moreShareView all episodesBy The Open University111 ratingsOctober 09, 2009Transcript -- Air pollutionPlayKeeping watch on the invisible. The Clean Air Act banished smog from our cities in the 1950s, but today there are new types of air pollution ....moreMore shows like Combating air pollution - for iPod/iPhoneView allWriting Poetry - Audio23 ListenersReading Political Philosophy: From Machiavelli to Mill - Audio15 ListenersBon départ: beginners' French - Audio170 ListenersBeginners’ Chinese - Audio104 ListenersInvention and innovation: an introduction - for iBooks1 ListenersLearning how to learn - for iBooks15 ListenersWomen in Science - Audio8 ListenersWales: Culture and identity - Audio6 ListenersKey skill assessment unit: working with others - for iBooks1 ListenersAndante: beginners' Italian - Audio61 Listeners
Keeping watch on the invisible. The Clean Air Act banished smog from our cities in the 1950s, but today there are new types of air pollution .
October 09, 2009Transcript -- Air pollutionPlayKeeping watch on the invisible. The Clean Air Act banished smog from our cities in the 1950s, but today there are new types of air pollution ....more
Keeping watch on the invisible. The Clean Air Act banished smog from our cities in the 1950s, but today there are new types of air pollution .