Global Ideas | Deutsche Welle

Michelle and Gilbert Mbeo have set up a fish farm in Mfangano Island in Lake Victoria. The fish they raise in cages in the lake are sold as far away as Nairobi. The project is providing jobs in an area that is suffering as a result of overfishing.

The once mighty Mpanga river in western Uganda has been devastated by human activity. Its waters are polluted, its banks degraded. Environmentalist Edgar Muganzi convinces farmers and school children to help him save it.

Coffee is one of Nicaragua’s most important export goods. At the National Coffee School students learn everything about coffee, from planting to processing and methods of sustainable cultivation. Global market prices are low, and coffee with a sustainability label yields higher prices.

Years of drought have plunged South Africa's Cape into a water crisis. Thirsty invasive shrubs and trees are worsening matters. That's why some are undertaking the mammoth task of clearing the problematic plants.

With some five million holiday-makers visiting Cozumel every year, the Caribbean island has become the main cruise harbor in Mexico. Tourism has a huge impact on the local economy, but is leaving it's marks on the island. The 100,000 inhabitants are now looking for new ways to combine nature conservation and tourism.

Uganda's power supply is bad. In many places electricity is so scarce that it is rationed. Some schools are looking for alternative energy sources.

The UN says drought, flooding and heatwaves lower life expectancy for women more than for men. Ndivile Mokoena is a South African climate activist and feminist. She campaigns internationally for gender justice in climate protection policy.

Deforestation, land grabs, exploitation: in the province of Ucayali in Peru, corruption is widespread. International investors have snapped up huge tracts of land using dubious methods that leave local farmers destitute.

What do sharks, rays and plenty of humans have in common? They like the idea of a lobster lunch. Given that fondness, conservationists in Mexico are working to ensure the crustacean is fished sustainably.

Delicacies from the jungle: The indigenous people of the Ecuadorian rainforest live from the biodiversity of the Amazon region. Now, top chefs from the capital Quito have caught onto the tasty possibilities.