Peru's coast is home to a large population of giant manta rays, spanning as much as 7 meters. Peruvian conservationist Kerstin Forsberg has managed to get them classified as a protected species and is trying to persuade fishermen not to catch them.

From cookies and ice cream to soap and shampoo: every second product in supermarkets contains palm oil. New oil plantations grab land and destroy the environment in e.g. Sierra Leone. But there is a fair and environmentally friendly alternative way.

From cookies and ice cream to soap and shampoo: every second product in supermarkets contains palm oil. New oil plantations grab land and destroy the environment in e.g. Sierra Leone. But there is a fair and environmentally friendly alternative way.

Montenegro's Lake Skadar National Park is one of the Dalmatian pelican's last remaining European habitats. But it's under threat. Tourism and fishing can disturb the nesting birds and conservationists want to limit development of the area.

If present trends continue, around 70% of humanity will live in cities by 2050, even though life in them can be hard and expensive. Rural areas meanwhile are emptying out. In Argentina, a new movement is now trying to bring the city to villages.

Hotels in Sri Lanka are usually booked out. The island is a popular with tourists. But many of the accommodations are aging, energy intensive and environmentally unfriendly. The hotel chain Jetwing is now trying to become carbon neutral by 2020.

Humans and animals live in close proximity in the Serengeti national park. The Frankfurt Zoological Society helps locals set up autonomous protected areas on the edges of the park.

Humans and animals live in close proximity in the Serengeti national park. The Frankfurt Zoological Society supports locals set up autonomous protected areas on the edges of the park.

Refrigerated transport is important in a hot country like South Africa. But the trucks are inefficient and emit large quantities of greenhouse gases. South Africa's agency for standards, the SABS, wants to make them more environmentally-friendly.

Kyrgyzstan’s climate is harsh, its food rustic. Like the traditional flatbread called lepyoshka. The slightly sweetened dough is baked for 15 minutes in a clay oven.