Some climate scientists estimate that the Arctic may be ice-free in summer within a few decades. Nations are already assuming this will happen, as seen by their competition for mineral rights.
World in View
by Gerry Emmett
Arctic ice in retreat
The National Snow and Ice Data Center and NASA indicate that the extent of Arctic sea ice this January was the sixth lowest since satellite observation began. Air temperatures were 2 to 5 degrees Celsius higher than average across much of the Arctic Ocean (4 to 9 degrees [=>]