New data reveals how storms are triggered in the Sahel

In the Sahel, the frequency of storms increases when soil moisture varies over a few kilometers. Such contrasts cause air circulation between dry and humid areas, contributing to the development of storms. For the first time, ...

Saharan dust impacts West African monsoon precipitation

(PhysOrg.com) -- Africa's Saharan Desert is the largest source of mineral dust in the world, covering more than 3 million square miles and causing dust particles to blanket African skies. According to Pacific Northwest National ...

Unpredictable Monsoon Season Almost Under Way?

(PhysOrg.com) -- The monsoon is coming. Perhaps this weekend. Maybe. It's always a guessing game when and where and to what extent the annual summer thunderstorms will appear. This year is no different.

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