In Burkina Faso, where 86 percent of the population live from farming, water is a precious resource. We explore the impact a new drip irrigation technology is having across the Country.

Hamburg's digitalization is in full gear. Smart traffic lights react to congestion and communicate with buses. The technology offers citizens new ways of getting around without a car.

In a megacity like Lagos, car tires often end up as waste on the city's streets. Olamide Ayeni, founder of local initiatve Pearle Recyclers, is trying to salvage beauty from the rubbish heap by using the material to create furniture.

Could a new education project catapult Kenya's forests back to life? A new education project uses a fun and unconventional method for tackling deforestation in the country.

Invasive tree species in South Africa are cut down to protect native vegetation – with the wood being turned into furniture. That provides not only jobs but also furniture for poorly-equipped schools.

Bikes in Gambia are often imported second-hand, with inner tubes reused to make cycling greener. But bikes still land at the dump. So activists are trying to make them even greener by turning inner tubes into necklaces.

More than 200 years of peat mining have depleted vast areas of a huge bog in Germany. But help is at hand in the shape of conservation groups fighting to revitalize the wetland that's home to many endangered species.

Masses of plastic wash up on the shores of the island of Lamu in Kenya, threatening mangroves, turtles – and the tourism on which the island depends. So locals are taking on the challenge of protecting their coast.

Almost 200 million people live in Nigeria – and the population is growing. How to make enough food to feed them all? Small firms are looking for alternatives. Hydroponics – growing plants without soil – is one way.

Botswana's Chobe National Park offers a complete package for eco-tourists, including a renewable-powered hotel that recycles water and waste, and safari trips in silent, emission-free e-cars.