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ozone

Science as a contact sport

by Bryan Walker 23 November 2009

Climatologist Stephen Schneider has often found himself in the thick of contests, as indicated by the title of his new book Science as a Contact Sport: Inside the Battle to Save Earth’s Climate. He has been engaged in climate science since its early stages in the 1970s and has much to tell about the dawning realisation [...]

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Nitrous oxide no laughing matter for ozone layer

by Gareth 28 August 2009

Nitrous oxide (N2O, aka laughing gas) apart from being a powerful greenhouse gas, 298 times more effective at trapping heat than CO2, is also the single most important ozone depleting gas being emitted by human activities. A paper published in this week’s ScienceXpress, Nitrous Oxide (N2O): the dominant ozone-depleting substance emitted in the 21st century, [...]

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