The Sahara was once home to hippos.

Paleoclimate and archaeological evidence tells us that, 11,000-5,000 years ago, the Earth's slow orbital 'wobble' transformed today's Sahara desert to a land covered with vegetation and lakes.

There isn’t much green in the Sahara Desert, but after an unusual influx of rain, the color can be seen from space creeping ...

These images depict a period approximately 6,000-11,000 years ago called the Green Sahara or North African Humid Period. There is widespread climatological evidence that during this period the ...

She is currently touring Australia, hosted by the Australia Western Sahara Association (AWSA). She is interviewed by Green Left's Tony Iltis. Video by Zebedee Parkes.