“Citizen scientists” have been conducting water high quality checks within the River Thames since Might.
Source : https://www.bbc.com/news/articles/cx2x9831j8go
The 'citizen scientists' testing Thames pollution
“Citizen scientists” have been conducting water high quality checks within the River Thames since Might.
Source : https://www.bbc.com/news/articles/cx2x9831j8go
