Pollution

Stream turning blue sparks investigation

'I'm just not ready to buy an electric car'

Welsh technology to help US shipwreck clean-up

'This is my coffin, this is why I swim with it' Video, 00:02:14'This is my coffin, this is why I swim with it'

Swimmers warned over river sewage and pollution

Google Maps warns drivers about emission charges

Farm pesticides killing more bees - study

Death of thousands of river fish investigated

Finance firms plan to close coal plants in Asia

City considers congestion charge to cut pollution

Project to tackle River Mersey plastic litter

Council admits 20 years of landfill site mistakes

Group aims to save county's 'dying' rivers

Residue from estuary cliff-fall lorry 'contained'

Lorry recovered from base of cliff after fall

Increase in water pollution incidents in Yorkshire

Pollution causing river ‘death by a thousand cuts’

Large diesel spill as lorry goes over cliff

The Compass. The Golden Age Of Gold, Gold: What does the future hold? Audio, 27 minutesThe Compass

Paris residents sue over Notre-Dame lead dust

Ministers accused of delaying action on pollution

Young game designers take on real-world issues. Video, 00:02:27Young game designers take on real-world issues