BBC London visits Kingston to see what swimmers assume must be carried out to wash up the Thames.
Source : https://www.bbc.com/news/articles/cljj01pj2g7o
What is the solution to sewage in our rivers?
BBC London visits Kingston to see what swimmers assume must be carried out to wash up the Thames.
Source : https://www.bbc.com/news/articles/cljj01pj2g7o
