Using scrap wood and other recycled materials like used wine bottles, an entrepreneur is bringing about social change through better and greener buildings in Port Elizabeth's Joe Slovo Township.

Plastic waste is a global problem. One women's cooperative in Burkina Faso is combining eco-protection with female empowerment.

Waste disposal is a big problem in Kenya, where official recycling systems are rare. Meet one man working on one of the largest dump sites.

Extreme weather and coastal erosion in Mauritania's capital Nouakchott are threatening the city's population. But a youth project to plant trees is helping to protect the city while providing residents with shade.

Faye Cuevas used to work for the US military, but now she's using her expertise to save elephants from poachers in Kenya. She's developed a surveillance network that also protects the rangers tasked with defending them.

Cities occupy only two percent of the world's landmass, but their carbon footprint is huge: they account for more than 70 percent of global CO2 emissions. How can we improve the air in cities?

A canoe club in a Cape Town Township is helping revitalize a waste-strewn mugging hotspot and raising environmental awareness. At the club, kids have to do something for nature before putting their boats into the water.

There's a lot more to that brown stuff under your feet than meets the eye! Soil is the link between the air, water, rocks, and organisms — and its health is vital in keeping ecosystems alive.

In many Moroccan villages, bottled propane gas is the main source of power for cooking, heating and pumping water. Engineer Fatima Zahra Beraich has developed a simple process to make biogas from organic waste.

Carbon dioxide emissions are a major cause of global warming. But the gas also contains the carbon-rich compounds used for making plastic. In Germany, efforts are underway to reduce CO2 emissions by recycling the gas.