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Latest Dan Rabosky Stories

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2009-01-08 16:50:00

The evolutionary history of diatoms -- abundant oceanic plankton that remove billions of tons of carbon dioxide from the air each year -- needs to be rewritten, according to a new Cornell study. The findings suggest that after a sudden rise in species numbers, diatoms abruptly declined about 33 million years ago -- trends that coincided with severe global cooling.


Word of the Day
lahar
  • A volcanic mudflow.
The word 'lahar' comes from Javanese.
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