COSEE Ocean Systems: News
Plankton, base of ocean food web, in big decline
Description: Despite their tiny size, plant plankton found in the world's oceans are crucial to much of life on Earth. They are the foundation of the bountiful marine food web, produce half the world's oxygen and suck up harmful carbon dioxide. And they are declining sharply. Worldwide phytoplankton levels are down 40 percent since the 1950s. [Source: MSNBC]
Availability: Full Text
Source: MSNBC
Publish Date: 7/28/2010
Reading Level: Basic
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