The permafrost is thawing

http://www.sciencedaily.com/releases/2008/09/080901084854.htm
The source is Science Daily.
Some credentials are they are a group of reporters who study the permafrost.
This source is very credible.
They say the thawing of permafrost in northern latitudes, which greatly increases microbial decomposition of carbon compounds in soil, will dominate other effects of warming in the region.
I believe what they say because they showed pics.
http://news.ufl.edu/2008/09/03/permafrost-carbon/
The source is Aaron Hoover.
Some credentials are he is an associate professor of ecology at the University of Florida.
This source is very credible.
They say with the Arctic warming and permafrost thawing, shrubs and trees are likely to grow on ground.
I believe what they say because they show pics.
http://www.ucar.edu/news/releases/2005/permafrost.shtml
The source is ucar.
Some credentials are they study the permafrost.
This source is very credible.
They say Recent warming has degraded large sections of permafrost across central Alaska, with pockets of soil collapsing as the ice within it melts.
I believe what they say because they show pics