River Thames

The canal cannot go along its old route, so volunteers are digging a new channel.

Toxic algae has been found in the capital's first bathing spot in west London.

A canoe hire business says the lack of rain has left soil on the flood plains "like concrete".

Further work is carried out to strengthen the bank of the River Thames in the south of Oxford.

Fewer boats are going on the water as river levels drop, and it is feared they could get stuck.

As London's mayor Sir Sadiq Khan reveals plans to clean up the capital's waterways, what more is needed to make London swim-friendly?

Ten locations across the city are earmarked for cash with more than £2bn pledged for the plan.