The EU wants to reduce greenhouse gases. In Germany, hydrogen is powering buses and the steel industry is using it to neutralize its CO2 emissions. Is the most abundant substance in the universe the fuel of the future?

Churches are playing a key role in conservation throughout Ethiopia by protecting forest areas around their parishes. By building walls to protect their plantations the churches are guaranteeing the safety of the trees.

Separating waste to generate income? An initiative in Ghana is teaching school pupils how recycling can benefit them personally as well as help the planet.

A group of women in Samburu, Kenya, is combining technology and local knowledge to protect elephants under threat. The group's name, "Mama Tembo," means "elephant mother" in Swahili.

Rwanda has become a hub for digital technology. Now it has to tackle growing electronic waste. A specialized recycling facility refurbishes damaged phones and laptops, which are then put to good use in schools.

More and more people in Germany are going vegan. To tap into the growing market, food entrepreneurs need to create products that are not only sustainable, but also delicious.

The Mara River flows from the Kenyan highlands into Tanzania. Population growth upstream means less water — and more pollution — for downstream communities. But cross-border cooperation is helping.

A group of young people on the island of Zanzibar isn't just talking about environmental problems. They are taking things to the next level and turning plastic and paper waste into chich wearable fashion.

A Kenyan entrepreneur is using natural sisal to put an eco-friendly twist on hair extensions. Her products are fully biodegradable, cheaper than synthetic extensions and can even be reused.

French biotech startup PILI Bio has developed a way to produce dyes for the textile industry using enzymes, cell factories and fermentation. It is a promising alternative to harmful petrochemical-based dyes, and builds on the local area's dye-making heritage.