Kenyan activist Phyllis Omido has been ignored, harassed and arrested, but she never gave up.

An estimated 1.3 billion tonnes of plastic is destined for the environment by 2040 unless global action is taken, scientists say.

The Thames has some of the highest recorded levels of microplastics in the world, a study says.

There is a risk that tonnes of diesel oil could drift from the lake to the Arctic Ocean.

Plastic pollutants in UK rivers are finding their way into wildlife and moving up the food chain.

Mediterranean sediments are shown to have up to 1.9 million tiny plastic pieces per square metre.

Ground monitoring stations in major British cities detect clear reductions in two major pollutants.

The species was uncovered during a watercourse survey being carried out in north Highland.

Scientists say pollution on the highest mountain in England and Wales must prompt action.

Sewage used as fertiliser could harm agricultural land, says a report for the Environment Agency.