According to recent satellite photos of the Sahara, areas of the desert are in retreat. It is common belief that climate change will increase the area that are deserts. However the new Sahara satellite images are calling into question whether that assertion is really true.

At present, it is impossible to tell whether the receding parts of the Sahara are a short-term change – the changes could be down to rainfall – or whether it is part of a long-term shrinkage.  Read more... (180 words, estimated 43 secs reading time)