LONDON—On a spring day this year, spectators gathered on the banks of the River Thames to watch Oxford and Cambridge universities compete in the annual Boat Race. Rowers were urged to avoid ...

The movement, cheekily dubbed #JeChieDansLaSeineLe23Juin (I'll poo in the Seine on June 23), has gained traction after Paris Mayor Anne Hidalgo boasted she'd take a dip to prove the river's ...

coli, sewage and poo. An Oxford rower said last year ... It’s vital that rowers can train and race on the river safely, and that everyone is able to access and enjoy our waterways “London ...