Pollution

Oil and ammonia found at dead-fish dyke - company

Cleaner Air Day planned to boost Guildford's health

Residents 'angry' pollution kills 900 fish in dyke

Plans to recycle old tyres spark pollution worries

Volunteers clear 300 tonnes of river rubbish

Traffic pollution down in first year of Glasgow LEZ

Sewage spill water firm in £156m Windermere pledge

New website launched to show river health

Olympic medallist rower joins in river clean-up

'Clean air zone and e-bike trial improving air quality'

Trust works to prevent more pollution in canal

Charity sea swim cancelled over sewage discharge

Angler believes polluted lake could take years to recover

Anti-pollution law to threaten water bosses with jail

How to solve the plastic problem. Video, 00:05:19How to solve the plastic problem

Solving the air-con conundrum. Video, 00:05:07Solving the air-con conundrum

Should we put a price on nature? Video, 00:06:22Should we put a price on nature?

Why insects are so crucial to life on Earth. Video, 00:04:50Why insects are so crucial to life on Earth

The simple idea that could transform city life. Video, 00:05:29The simple idea that could transform city life

Viewpoint: It's time to end our love affair with cars. Video, 00:04:27Viewpoint: It's time to end our love affair with cars

What if everyone in the world planted a tree? Video, 00:02:48What if everyone in the world planted a tree?

Clean air cash to support electric bike hire plans

Appeal over Bible verse bottles bears fruit. Video, 00:01:34Appeal over Bible verse bottles bears fruit