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22nd April 2008 Quick
Sand
Georg Wohlfahrt of Universität Innsbruck, Austria, and colleagues
at the Desert Research Institute in Nevada, have revealed that desert
areas may act as important carbon sinks.
22nd April 2008 Cosmic
Correlations
Jon Egill Kristjansson of Oslo University has cast further doubt
on the idea that cosmic rays can explain recent variations in Earth's
climate. He reports no clear response in cloud formation.
12th April 2008 Trading
Places
Glen Peters and Edgar Hertwich, of the Norwegian University of Science
and Technology, have highlighted the importance on international
trade in global greenhouse gas emissions.
12th April 2008 Hell
and Hansen
James Hansen, of NASA's Goddard Institute, has said that the target
concentration of carbon dioxide in the atmosphere should be 350
parts per million - 30ppm less than the current level.
19th March 2008 Glacial
Ill
The UN Environment Programme has reported a large increase in the
rate of glacial shrinkage around the world. Average rates in 2006
were five times those observed between 1980 and 1999.
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