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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
bretelles
  • In dressmaking, straps running from the belt in front over the shoulders to the belt in the back, with more or less elaboration of trimming and outline. They usually broaden at the shoulder and narrow toward the waist.
The word 'bretelles' comes from a French word meaning 'braces'.