River Thames, once declared biologically dead, now home to sharks and seals
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·1 viewsThe River Thames in London has undergone a dramatic ecological turnaround after being declared biologically dead in 1957. Decades of pollution control efforts and improvements to sewage infrastructure have been credited with driving the recovery. The Thames Tideway Tunnel has played a significant role in reducing sewage discharge into the river. The waterway now supports a diverse range of wildlife, including sharks and seals. Despite the progress, threats such as rising water temperatures and nitrate pollution continue to endanger the river's ecosystem.
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