In Niger, Sani Ayouba is pushing back against the desertification of his country. Above all, to achieve real behavioral change in the population, he is letting kids bring the message home to their families.

Students in Berlin are making their own gauges to measure and analyze the air they breathe. It's a technological and hands-on way to learn about the small particles floating through the metropolis.

Farmers in developing countries lose a quarter of their annual income because they can't refrigerate their produce. A small firm in Nigeria is tackling the problem with mobile solar-powered fridges.

Yacouba Sawadogo started planting trees in northern Burkina Faso in 1980 to stop desertification. Now at 80 he has won the Right Livelihood award and looks back to see the fruits of his labor.

Luckily for the Cape Flats, eland antelope have a taste for the invasive plants that are encroaching on its diverse ecosystem. Conservationists are reintroducing the animals which were once pushed out by urbanization.

Tamimu Kifungu is a young innovator who wants to solve Tanzania's energy problem with renewables. He is part of a group of self-taught engineers that are designing windmills generating electricity and pumping water.

Engineers in Germany have developed a solar powered water purification system that can process thousands of liters of water an hour. Several of the kiosks now provide clean water and work as phone charging stations.

Besides being a singer, Stanley Aneto is also creative in other ways without harming the environment and paints with different colored lights. Though his art and music he reminds us of the need to care for nature.

Small businesses are bringing solar power to the most rural areas of Nigeria. For these companies crowdfunding is one of the few ways to get the cash needed for their big investments.

In the Ivory Coast, a young and upcoming artist is taking apart old mobile phones and turning the pieces into pieces of art. It is a creative way to reuse the many phones that are simply tossed away.