Reasons to be Cheerful reports on river Seine, the storied French waterway that was once nearly biologically dead but is not ...

Paris had been cleaning up the Seine so people could swim in it again ... River Action, an environmental group, said sections of London's River Thames had "alarmingly high" levels of E.

You won’t have much trouble finding the Seine, as it flows directly through the heart of Paris. The river is perhaps one of the most famous waterways in the world and an attraction in itself.