The Sahara

Six thousand years ago the Sahara Desert was a lush savannah, covered in grasslands, forests and home to one of the largest rivers in the world.

So why did it change? Geologist Stefan Kropelin has… Audio, Gallery

BIll Watts of the Sahara Forest Project, a plan to turn the Sahara Desert into productive agricultural land. Audio

Frederic Hauge, Norwegian Environmental Activist and Founder of the Bellona Foundation, is part of a scheme called the Sahara Forest Project, a solar powered attempt to turn a little corner of the… Audio

Fancy going down in history for completing the first Trans-Saharan crossing by wind power alone? Sorry - you're too late. The deed has already been accomplished, by a team that included two kiwis. New… Audio

A consortium of 20 German companies is pushing an $870 billion plan to use solar power from the Sahara Desert in North Africa to power Europe. Audio

Greening the Sahara. Audio