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Latest Peter Roopnarine Stories

Cretaceous Extinction Worsened By Ecosystem Structures
2012-10-30 04:17:18

A mass extinction, wiping out numerous species including the dinosaurs, marked the end of the Cretaceous Period. A new study reveals that the structure of North American ecosystems made the extinction worse than it might have been.

Scientists Find Higher Concentrations Of Heavy Metals In Post Oil Spill Oysters From Gulf Of Mexico
2012-04-19 08:18:55

Comparisons between pre- and post-spill specimens show an increase in vanadium, chromium, cobalt, and lead concentrations in shells, gill, and muscle tissue

2010-05-24 14:40:24

Shells from oysters, clams, and periwinkles hold clues about the ways and rates at which harmful compounds from the spill are being incorporated into the Gulf’s marine food web.

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2008-08-09 12:20:00

As the Arctic Ocean warms this century, shellfish, snails and other animals from the Pacific Ocean will resume an invasion of the northern Atlantic that was interrupted by cooling conditions three million years ago.


Word of the Day
obdormition
  • Sleep; the state or condition of being asleep.
  • The state or condition of numbness of a part due to pressure on a nerve: as, the obdormition of a limb.
The word 'obdormition' comes from a Latin word meaning "to fall asleep".
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