85% of sharks and rays in tha Adriatic have been wiped out. Marine biologists want to find out why. They suspect environmental factors. The Adriatic coastline is a major holiday destination. But few villages have adequate sewerage systems.
Researchers along the eastern coast of the Adriatic Sea are diving deep to try and find out what is killing local shark and ray populations.
How do you go about reintroducing wildlife to national parks all but wiped out by decades of civil war? Mozambique has a (biblical) answer.
Meet a virtuoso pilot, as light as a feather that follows its instincts to land in woodlands thousands of kilometers away.
One of the largest populations of giant manta rays in the world lives off the northern coast of Peru. Kerstin Forsberg wants to protect them - with the help of the local fishermen.
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