Scientists have created see through wood, almost as clear as glass, to make better and stronger insulating windows.
College students invent a device that reduces microplastic emissions from tires and win a Dyson Award.
The Swedish company Colabitoil produces and sells HVO diesel from residual products from the forest industry.
Scientists have successfully reintroduced the butterfly "Large Blue" in England, making this insect conservation program one of the biggest and most successful in the world.
Researchers have created a superenzyme that breaks down plastic in just a couple of hours and prepares it for recycling.
Wildfires help the endangered black-backed woodpecker which is a keyspecies for a healthy ecosystem.
Solar powered panels pull water vapour out of the air and turn it into clean drinkable water.
The new start-up project, Made of Air, is a revolutionary new material which both removes already existing CO2 from the atmosphere and contributes to a more sustainable future.
Murals clean the city air at the same time as they convey positive messages.