The Sahara is the largest source of aeolian dust in the world, with annual production rates of approximately 180-200 million tons/year, which is almost half of all aeolian desert inputs to the ocean.

First came the floods. Then the mosquitoes. Now, South Florida, get ready for the dust. A large plume of Saharan Dust — the first of the year — is forecast to reach Florida later this week. This is ...