Permafrost line recedes 130 km in 50 years, Canadian study finds

The southern limit of permanently frozen ground, or permafrost, is now 130 kilometers further north than it was 50 years ago in the James Bay region, according to researchers. In a new study, they suggest that, if the trend continues, permafrost in the region will completely disappear in the near future. … > read full [...] http://bit.ly/duBYQR