When the time comes, there are ways and means of bowing out 'gracefully'

By Jane e. Brody
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Norway has promised to be 'carbon neutral' - emitting no net greenhouse gases into the air - by 2030, a pledge that may be too good to be true
By Elisabeth Rosenthal
Last year, as UN scientists were warning of the perils of man-made climate change, this small country of fjords and factories reacted with an extraordinary pledge: by 2050 Norway would be "carbon neutral" - generating no net greenhouse gases into the air.

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