Pollution

Radon at Manx schools low risk, says specialist

Warning as treated sewage pours into sea

Radon gas exceeds limits at five schools

Military base water contaminated with diesel

City centre reed beds could ease sewage in sea

New pipe to reduce sewage spills into river

Why Delhi lags behind Beijing in the battle to breathe

Can artificial rain wash away Delhi's pollution?

Farm fined £23,700 for smelly milky waste in river

Toxic haze in Delhi after Diwali festival

Railway tunnel inspected to find orange water source

Toxic smog chokes Pakistan and shuts cities

Fears slow hydrogen fuel strategy threatens sector

City's air quality plan hit by further delays

Survey reveals increased pollutants at Windermere

What will plastic ban mean for takeaway prices?

'Unacceptable' harbour water remains discoloured

Local anglers say fish kill 'probably worst ever'

Angler refuses to pay bills in sewage protest

A Wake for Lough Neagh. Audio, 28 minutesA Wake for Lough Neagh

Pollution rules delaying thousands of new homes

Water firm admits years of illegal sewage spills

Maps shows worst areas for road run-off pollution