Gesamtlänge aller Episoden: 3 days 51 minutes
South Africa's rhinos are facing extinction thanks to demand for their horn. In the poaching court, young men face harsh prison sentences but many slip through the cracks.
Berlin-based solar company Mobisol is bringing light to thousands of Africans with its small solar modules. They produce enough energy to power everything from phones to fridges.
Ethiopia's forests are almost gone, causing erosion and problems for farmers. One man is on a mission to reforest the country and has planted 4.5 million trees so far.
The Müller family explains what it's like to live in a low-energy home on Europe's largest passive housing estate, which also has a passive supermarket and cinema.
The Rugezi Marsh in northern Rwanda is the source of many lakes and rivers – a source of life. But it’s being sucked dry by agriculture. Sustainable forestry could halt the process.
A German firm has developed a solar array and mini power plant that folds up into a container, and could allow African villages to take care of their own electricity needs.
A Ugandan school is reducing its fuel costs – and its impact on endangered forests – with a biolatrine that turns human waste into biogas. And the clean new toilet also improves student health.
A fourth-generation fishing family in Northern Ireland is cultivating kelp to create delicious recipes. At the same time, the seaweed provides a habitat for marine wildlife.
Uganda is one of the top countries in the world for organic agriculture. More and more farmers in the country are getting certified, but it's not all plain sailing as one coffee-grower explains.
Many in East Africa do not have access to electricity. But one company in Kenya is on the case with its cheap, easy-to-use biogas system that harvests the power of organic waste and dung.