Desert Dust (IMAGE) National Oceanography Centre, UK Caption Saharan dust settles on the deck of the RRS Discovery during a research cruise in the eastern (sub)tropical North Atlantic Ocean. Credit Ross Holland, NOC Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.