Pollution

Expanded Ulez has improved air quality - City Hall

Sewage is scaring wild swimmers out of the water

Welsh Water risks prosecution, says damning report

'Time to save the planet is now,' say eco-pupils

'Stink bomb' landfill work done but smell remains

Anger as bacteria found at river swimming site

Green MP: Companies must not profit from pollution

Angler describes 'chemical smell' at fish kill scene

Environment hopes for Labour to address

Consumers urged to take up plastic-free challenge

Calls for transparency after toxic waste fears

Guernsey needs 'systemic changes' to go net zero

Lawyers set out River Wye pollution claim

Residents' fear as waste fires create 'toxic zone'

Your Voice, Your Vote: 'Bring back our lost wildlife'

South West Wiltshire: What's the burning issue?

Water and sewage at forefront for South East voters

'Powerful' photo exhibition comes to country estate

How Hollywood star Sheen helped uncover a dark secret

Campaign to protect former golf course from housing

Swim ban lifted after mystery pollution at beach

First Minister's Questions: As it happened on 18 June

Campaigners win legal bid against gas caverns