The world’s largest hot desert is the Sahara and it’s almost as big as ... This clip is from the series Ecosystems and Biomes. This could be used to introduce students to the ecosystem of ...

Learn more about the large ecosystems known as biomes, such as deserts and boreal forests. Learn about the causes and effects of desertification, and Africa's Great Green Wall is helping to stop ...

Credit: Dr Julia Barrott. Analysis of stalagmite samples from caves in southern Morocco has provided new insights into rainfall patterns in the Sahara Desert in the past. Researchers from the ...