Swimming the length of the Danube DW Documentary

Chemistry professor Andreas Fath swims the length of the Danube to raise awareness about plastic waste. Four tonnes of microplastics end up in the Black Sea via the Danube every day — with consequences for people and the environment. But the campaign is more than just PR: every day, his team takes water samples and analyses them for the microplastic particles, tire fragments and drug residue. The pollutants decimate