Caves point to thawing of Siberia

Fecha de publicación: Mar 28, 2013 6:55:55 PM

Evidence from Siberian caves suggests that a global temperature rise of 1.5 degrees Celsius could see permanently frozen ground thaw over a large area of Siberia, threatening release of carbon from soils, and damage to natural and human environments.

http://www.ox.ac.uk/media/news_stories/2013/130222.html