Pollution

Toxic waste: 'Every person that played in the pool is dead' Video, 00:01:21Toxic waste: 'Every person that played in the pool is dead'

Michael Sheen's 'constructive' meeting with first minister over toxic dumping claims

Warning over water leak's impact on forest river

Sheen says he was snubbed by FM over pollution claims. Video, 00:00:52Sheen says he was snubbed by FM over pollution claims

Michael Sheen says he was snubbed by first minister over toxic pollution claims

Hundreds pack meeting about harbour water quality

Girls 'ill' after training for Bristol Channel swim

Michael Sheen hopes 'extraordinary' reaction to toxic waste documentary spurs action

'Serious situation' as E. coli spikes in river

Toxic waste sites exposed in Michael Sheen documentary are 'tip of the iceberg'

Campaigners spend thousands on chemical pollution tests

'I've caught one fish all season' - how a polluted river could end 300 years of coracle fishing

Suspected deadly bacteria outbreak investigated

Hundreds of fish die after foam pollutes river

Advice against bathing as oil spill investigated

Generations of fish 'wiped out' after pollution incident

Watch: Tide of rubbish blankets Philippines river. Video, 00:00:43Watch: Tide of rubbish blankets Philippines river

Thames Water 'flagship' chalk stream rated as poor

What he told me made my blood run cold - Michael Sheen investigates Wales' toxic legacy

Damaged containers cleaned of nurdles, port says

'Time of the essence' in plastic nurdle clean-up

Scientists warn of possible chemicals in beach foam

PFAS treatment could cost £210m, says Jersey Water