Popular tourist destination Kuta beach in Bali, Indonesia, is regularly covered in waste, most of it plastic that washes ashore during the rainy season. This picture was taken on February 15, 2016. Wira Suryantala/Antara/Reuters

Indonesia vows to tackle marine pollution

Ocean gliders are being used to study the Agulhas Current. They bring enormous benefits. SOCCO/SAMERC

Gliders are helping unlock the secrets of the Agulhas current

The Agulhas Current is important to South Africa for a variety of reasons. Studying how it impacts the coast has been difficult using traditional methods. But gliders are changing that.
Muskoxen group together for security. Joel Berger

Scientist at work: Tracking muskoxen in a warming Arctic

How is rapid warming in the Arctic affecting animals that are adapted to cold? A wildlife biologist is using many techniques to find out, including stalking muskoxen in a polar bear costume.

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