Tag Archives: Desert

Explainer: what’s behind the locust swarms damaging crops in southern Africa

The most effective means of controlling locusts is to prevent the swarms from forming. shutterstock

The most effective means of controlling locusts is to prevent the swarms from forming. shutterstock Frances Duncan, University of the Witwatersrand Seven million people in Botswana, Namibia, Zambia and Zimbabwe have been affected by a migratory locust outbreak currently ravaging crops and pastures across southern Africa. Professor Frances Duncan, whose research work involves investigating the survival strategies of brown locusts, …

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Prehistoric desert footprints are earliest evidence for Homo sapiens on Arabian Peninsula

© Paul Breeze, Author provided

© Paul Breeze, Author provided Richard Clark-Wilson, Royal Holloway Humanity originated on the African continent at least 300,000 years ago. We know from fossil evidence in southern Greece and the Levant (modern-day Israel) that some early members of our species expanded beyond Africa around 200,000 years ago, and again between 120,000 to 90,000 years ago. They likely travelled through the …

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