The North Pole may possibly be ice free by summer
The National Snow and Ice Data Center based in Boulder, Colorado said that there will be a 50% chance that the already thin ice on the North Pole will melt away this September as a result of the on-going global warming. The center's senior researcher Mark Serreze said that in September of 2007, ice on the north pole retreated to record levels, opening the Northwest Passage for the first time in shipping history. Serreze added that every year, ice in the North pole has been thinning year after year. The scenario where the pole will be ice free
Source: Wikinews