The Sahara’s growth is bad for nature, leading to species loss. This makes soil and water availability worse. The “Great Green Wall” aims to stop desertification and help local people.

The implementation of the NAGGW initiative has never been as intense and deliberate as it is under the administration of its ...

The Great Green Wall is a project first adopted by the African Union in 2007, initially conceived as a way to combat desertification in the Sahel region and slow the expansion of the Sahara.

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.

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 ...