NASA Study Shows a Decline in Populations of Diatoms in the World's Oceans

Credit: NASA Scientific Visualization Studio.
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[24-Sep-15] Earth's ocean teems with microscopic plants called phytoplankton. But according to a new NASA study, populations of diatoms, the largest type of phytoplankton algae, have declined more than 1 percent per year from 1998 to 2012.