Golden monkeys can only be found in the Virunga Mountains in Rwanda. As their habitat is shrinking rapidly, a company's new stove could help preserve the forests where the monkeys live.

If you want to have light in rural Uganda, kerosene lamps are the method of choice. But these lamps are dangerous, unhealthy and contribute to climate change. In the last couple of year, more and more people save money to buy a solar power kit.

For more than a millennium, Mexicans have been drinking pulque, an alcoholic beverage made from fermented agave juice. Its popularity has dropped in recent decades, but pulque seems to be making a comeback - which also has benefits for the environment.