Extensive deforestation in Ghana has prompted the emergence of a program to raise awareness of the problem and train rural communities to set up their own legal milling businesses.

Swiss farmer Alois Kohlert's commitment to growing his crops organically has made him creative solving problems. But when faced with hungry crows, he felt he had no choice but to call the hunter.

Poor waste management in Zanzibar means residents often throw their garbage onto the streets, generating mountains of rubbish. Now one citizen's community initiative is trying to tackle the problem head on.

Motivated by a lack of clean, affordable power when he was in school, a young Kenyan entrepreneur has turned to hydroelectricity for the solution. His green energy now powers more than 120 homes – and is set to grow.

Germans increasingly want to use the sun as an energy source, and are installing solar panels on their roofs. But what happens when the sun doesn’t shine? A company thinks it has the answer.

An innovative water management system is set to boost the quality of life in a South African suburb, where clean water is scarce. It's also a unique example of how to cope with waste water in an eco-friendly way.

Poor waste management in Zanzibar means residents often throw their garbage onto the streets, generating mountains of rubbish. Now one citizen's community initiative is trying to tackle the problem head on.

In western Africa, killings by poachers and farmers almost drove giraffes to extinction. But conservationists there have been trying to pull the animals back from the brink – and the results so far are promising.

Food waste is a global dilemma - a third of all food for human consumption perishes. But Denmark is paving the way in tackling in, thanks in part to a campaigner showing that “best before” doesn’t mean “toxic after.”

Honeybees - humanity's closest natural allies for food production - are under severe threat due to pollution and climate change. A beehive box that protects them and boosts honey production could hold the solution.