Earth Expeditions

By Kathryn Cawdrey, Science writer for NASA's Earth Science News Team //OVER THE ATLANTIC OCEAN NEAR CABO VERDE// When the dust that wafts off the Sahel and Sahara regions of Africa mixes with tropical clouds, it creates what's known as a rainy "disturbance" in the eastern Atlantic. These disturbances are hurricanes in their youngest form, …

By Dante Capone, Ph.D. student at the Scripps Institution of Oceanography // ABOARD THE SALLY RIDE // Being a biological oceanographer on a physical oceanographic voyage has highlighted a key distinction between the two disciplines. Physical oceanographers rely on sensing – deploying instrumentation that measures properties of the water: temperature, velocity, oxygen, etc. Those data …