A new survey has revealed an alarming deterioration in the health of the River Thames ecosystem – but some of the recorded changes may be the result of a cleaner river.
The River Thames is one of the cleanest major world rivers.
Pxfuel
New research published in the journal Nature reveals that more than 1.2 million flow barriers exist on European rivers and that approximately 10% are obsolete.
London - June 19 2018: Volunteers cleaning the southern shores of the Thames from waste during low tide.
Daniel Lange/Shutterstock
It’s not just the ocean we need to worry about – plastic is accumulating in the world’s rivers, too.
As extreme weather events, like Hurricane Florence, become more common it is time to ask what it will take for the world to finally tackle climate change. Encouragingly, there may be a historical precedent: Victoria London’s handling of the ‘Great Stink’, where growth had turned the River Thames into an open sewer.
EPA/JIM LO SCALZO
As climate extremes mount, let’s reflect on Victorian London’s ‘Great Stink’ sewage crisis - when things finally became so bad authorities were forced to accept evidence, reject sceptics, and act.
Although some experts still disagree about the cause of Prince Albert’s untimely demise, the most likely culprit seems to be the bacterium Salmonella typhi.
The Thames whale: a rather lost northern bottlenose.
Dylan Martinez/Reuters
London’s Victorian sewerage system is creaking and in dire need of renewal. The proposed solution: a 25km “super-sewer”, the Thames Tideway Tunnel, running from west to east across the capital at an estimated…
The flooding of the Thames and Severn rivers over the past week has brought the misery of being flooded to many more people beyond the sodden Somerset Levels. Such a prolonged period of rainfall – the…
Pro Vice-Chancellor of Research at the University of Technology Sydney and Chief Investigator of ARC Centre for Excellence in Australian Biodiversity and Heritage, University of Technology Sydney