Pollution

High air pollution alert issued for London

Work starts to remove sunken boats from river

Wind direction could save coast from oil spill

Pipeline plans causing concern and anger

Government vows to clean up England's largest lake

Woman who 'married' Avon continues clean water calls

Free car parks start charging based on emissions

Incinerator fight continues after EA grants permit

New law proposed over River Wye pollution

Diesel river spill 'could affect native crayfish'

'Remove shipwrecks before they get in food chain'

Warning as soil pollution incidents almost double

Forty-year-old chocolate wrapper found in river

Defra refuses plea to intervene over incinerator

No clean air zone charges for fire service vehicles

Anger at 'confusion' caused by months of roadworks

Thousands more dead fish following pollution incident

Celebs accuse Nando's of contributing to Wye pollution

Lack of lorry parks blamed for litter in lay-bys

Trump signs order shifting US back toward plastic straws

New homes spark beach sewage spill fears

'Forever chemicals' used on Jersey's potato crops

Canoeists unable to train in river after oil leak