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Wayne Independent - Honesdale, PA
Heat-trapping carbon dioxide in Earth’s atmosphere at highest level in millions of years
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By Pat Cunningham
May 11, 2013 12:21 p.m.



surface

Let’s see what the global-warming deniers can make of THIS:

The level of the most important heat-trapping gas in the atmosphere, carbon dioxide, has passed a long-feared milestone, scientists reported Friday, reaching a concentration not seen on the earth for millions of years.

Scientific instruments showed that the gas had reached an average daily level above 400 parts per million — just an odometer moment in one sense, but also a sobering reminder that decades of efforts to bring human-produced emissions under control are faltering.

The best available evidence suggests the amount of the gas in the air has ...

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