Pollution

Scottish Water investigates chemical waste reports

Wild swimmers welcome new bathing site status

New swimming sites for England but are they clean?

How UK scientists refined the catalytic converter

Tourist influx turns Windermere green - report

Ken doll, false teeth and cutlery found in sewers

Investigation launched into River Don oil spill

Water tank expected to reduce sewage spills by 99%

Water 'feels unsafe' amid tonnes of sewage spills

World leaders urged to prioritise 'reuse' by experts

River Thames pollution 'devastating' - wild swimmer

Council turns to drone to catch fly-tippers

Backshall tells people to 'stay out' of polluted Thames

Dozens join protest against river sewage

Fuel oil 'likely flushed into river by heavy rain'

Singer joins Save Windermere campaigners

Hopes wastewater plan will cut river pollution

How to charge an electric car with no driveway

Seal strangled to death by plastic beach toy

River blockage was 'half size of football pitch'

Community rallies to clear river blockage. Video, 00:01:07Community rallies to clear river blockage

Tiny village records most sewage spills in county

Assignment. Choking in Chiang Mai. Audio, 27 minutesAssignment