http://www.bbcweb3hytmzhn5d532owbu6oqadra5z3ar726vq5kgwwn6aucdccrad.onion/news/science-environment-63747838
BBC, Gwyndaf Hughes John Pratt and Dr Heather Moorhouse test a river sample for pollutants The main problem for the Evenlode, like many rural rivers, is pollution from sewage and agricultural waste, says Dr Izzy Bishop, a lecturer in ecology at UCL in London.