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[permaculture] BBC News - Siberian permafrost thaw warning sparked by cave data
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From
: Lawrence London <lfljvenaura@gmail.com>
To
: permaculture <permaculture@lists.ibiblio.org>
Subject
: [permaculture] BBC News - Siberian permafrost thaw warning sparked by cave data
Date
: Fri, 22 Feb 2013 23:47:58 -0500
BBC News - Siberian permafrost thaw warning sparked by cave data
http://www.bbc.co.uk/news/science-environment-21549643
Evidence from Siberian caves suggests that a global temperature rise of
1.5C could see permafrost thaw over a large area of Siberia.
A study shows that more than a trillion tonnes of the greenhouse gases CO2
and methane could be released into the atmosphere as a result.
An international team has published details in the journal
Science<
http://www.sciencemag.org/content/early/2013/02/20/science.1228729
>
.
http://www.sciencemag.org/content/early/2013/02/20/science.1228729
The evidence comes from analysis of stalactites and stalagmites in caves
along the "permafrost frontier".
[permaculture] BBC News - Siberian permafrost thaw warning sparked by cave data
,
Lawrence London, 02/22/2013
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