The Earth's biodiversity is decreasing at a faster rate than ever before. Why is this happening?
A group of divers are taking beach clean ups to the next level by diving for litter under water.
Actress Bonnie Wright, who played Ginny Weasley, meets children who are upcycling their toys.
Rusty is five weeks old and was born in captivity - so needs a little help to spread his wings.
Ten years into a unique scientific project monitoring the famous forest, what have researchers learned?
The Asian elephant was born at Pairi Daiza zoo in Belgium.
The new cars being tried out in Porto Santo can sell solar power electricity back to the island grid.
A school in Nigeria is accepting empty plastic bottles in exchange for payment of school fees.
Engineers in Canada have devised a machine they say can clean small pieces of plastic from Hawaii's "Trash Beach".
South Korea's dogs have to go for walkies in some of the worst air in the developed world.