Gesamtlänge aller Episoden: 3 days 51 minutes
Cassava production generates huge amounts of waste which, when burned or left to rot, pollutes the air, soil and water. Scientists are exploring how to make better use of the plant that also generates income for farmers.
The fruit from the baobab tree are becoming Kenya’s new superfood. Every part of the baobab, from its vitamin-packed fruit to its powder, can be used and is all the rage in Nairobi – good news for the future of the tree.
Honeybees - humanity's closest natural allies for food production - are under severe threat due to pollution and climate change. A beehive box that protects them and boosts honey production could hold the solution.
Ursula Wittekind didn’t come to Zanzibar for a holiday. She’s interested in environmental protection and renewable energies and chose to volunteer for an organization promoting renewable energies.
Agriculture and trade are important in South Africa. Refrigerated trucks cross the country every day damaging the environment with chemical coolants. But there is a greener natural way.
Researchers in Germany have come up with a special solar-powered canister to keep milk cool for up to 12 hours. This could be a revolution in rural areas, where electricity is often a luxury.
After children died of lead poisoning in a Nigerian village, the government promised to build a hospital and deliver fresh drinking water. A local activist is monitoring these promises.
Inspired by Austrian swimming ponds, one architect in Johannesburg is transforming chemically treated swimming pools into oases for local wildlife. Plants and microorganisms keep the water clean enough to drink from.
In the search for sustainable materials in the fashion world, many designers are tirelessly resourceful. Now a Spanish firm has developed a material made from pineapple fibers that can be used as a vegan alternative to leather.
Poaching and pollution are threatening endangered sea turtles living around the Indian Ocean islands. But on the island of Reunion, conservation programs have worked: the turtle population is actually increasing.