The Sahara Desert has expanded by about 10 percent since 1920, according to a new study conducted by University of Maryland researchers. This represents roughly an area the size of South Dakota being ...
The Nature Network on MSN
Essential facts about our planet’s largest deserts
Deserts cover roughly a third of Earth’s land surface, and they’re far more varied and extreme than most people realise. […] ...
Climatic change in deserts : an introduction -- Present-day desert environments -- Cenozoic evolution of deserts -- Adaptations to life in deserts -- Evolution of desert research -- Dating desert ...
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