Natural Resources Wales

Sewage-listed seawater sufficient, says councillor

River turns vivid shade of green due to pollution

Clean-up launched after blue flag beach oil spill

Would you like beavers reintroduced in Wales?

Fuel spill caused by 70,000-litre diesel theft

No prosecution over train oil spill 'devastating'

Caravan park can stay open despite flood risk

Clear-up under way but more rain forecast

Storms cause flooding, power cuts and train delays

Flooding hits towns and cities as river levels rise. Video, 00:00:39Flooding hits towns and cities as river levels rise

Heavy rain could cause disruption, Met Office says

Anger over plans for big farming licence fee rises

Car rescues as Wales hit by floods

Armchair shark detectives needed

Invasive weed removed to help newt population

One in four bird species in serious trouble - RSPB

Man fails in appeal bid after illegal tree felling

Welsh river temperature increases by 1C - study

Damage to woods worst expert had seen, court hears

Man knew rules before felling trees, appeal hears

River pollution threatening thousands of new homes

Man told to pay £36k for felling trees

Promote top class Welsh fishing, anglers say