A factory in Goma, Congo, produces biodegradable bags, which its founder hopes will start replacing the plastic bags strewn about the city's streets and clogging up its sewers.

In Cameroon, cotton farmers are offered training courses that use virtual reality teaching aids to help them adjust to the effects of climate change. For example, they put on VR glasses and practice pest control on virtual fields.

Electronic waste is a big problem in Africa. Unfortunately, a lot gets sent from richer countries, often illegally, and ends up in landfills. If electronics aren't disposed of properly, the chemicals inside can poison the air, soil and water. We meet a man who saves old electronics from the junkheap.

In rural communities in Kenya, human waste is being harnessed for energy as part of a project to replace firewood and help keep waterways clean. The aim is to turn excrement into briquettes or use it to fuel waste-to-energy plants.

Countless migratory birds fall victim to hunters and trappers in Egypt each year. Now a local NGO is trying to protect the birds, and help hunters put their skills to better use by leading bird-watching vacations.

Douala, Cameroon’s economic hub in the Gulf of Guinea, is losing coastal land to ever more frequent floods. NGOs are planting mangroves to prevent erosion and sequester carbon, and educating locals about the ecosystem.

As oceans grow warmer, non-native species are moving in. Lionfish are highly venomous marine creatures and in recent years they've reached the Mediterranean via the Suez Canal. In Crete they're causing all sorts of problems.

In rural Zimbabwe, only 30% of people have access to electricity. An engineering student has designed a lamp made from upcycled plastic bottles and used LED lights that provides solar-powered illumination and also tackles plastic and e-waste.

In Uganda 30,000 girls drop out of school annually, often simply because it’s hard for them to reach their school. An organization helps girls to get an education by providing them with bicycles.

South Africa is home to the world’s biggest breeding population of endangered southern right whales. A long term study launched in 1969 to track their behavior sheds light on how climate change is affecting their food sources and migratory patterns.