News tagged with atmospheric chemistry

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Oceans stem the tide of evolution

(PhysOrg.com) -- Toxic seas may have been responsible for delaying the evolution of life on Earth by 1 billion years, experts at Newcastle University have revealed.

Jun 21, 2010
4.6 / 5 (9) 1 | with audio podcast

3 Questions: Noelle Selin on curbing mercury

The first United Nations negotiating session for a global, legally binding mercury treaty begins today in Stockholm. Continuing through Friday, this is the first of five planned negotiating sessions that will ...

Jun 07, 2010
4.5 / 5 (2) 0

Gravestones Talking through Time

(PhysOrg.com) -- A visit to your local graveyard can provide not only a history lesson, but a science lesson as well. Historians know that gravestones can reflect the lives of people whose memories are lost ...

Dec 08, 2009
4.4 / 5 (8) 0

Hurricane Katrina: Phone home

Though New Orleans residents were told to evacuate days before the arrival of Hurricane Katrina, no one could have predicted the real extent of the devastation.

Jul 06, 2009
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