News tagged with atmospheric chemistry

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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 ...

dateDec 08, 2009 in Earth Sciences
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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.

dateJun 21, 2010 in Earth Sciences
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How ammonia affects city's air

(PhysOrg.com) -- Motor vehicles and industry are primary producers of ammonia in Houston's atmosphere, and cars and trucks appear to boost their output during the winter, according to a new study by researchers at Rice University ...

dateOct 11, 2011 in Earth Sciences
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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 ...

dateJun 07, 2010 in Environment
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