The State of the Thames 2021 report determines the health of the Tidal Thames environment. Using 17 indicators selected by scientific and technical experts and available data, long- and short-term trends were calculated to evaluate the current state of the estuary as a healthy, thriving ecosystem that not only sustains wildlife populations, but also provides mental and physical benefits to people. Where there are insufficient data to draw conclusions, the information provided sets a baseline from which to measure progress.
The report can be downloaded below
ZSL_TheStateoftheThamesReport_Nov2021Download