Arctic sea ice retreats to second lowest extent on record

(Graphic from the National Snow and Ice Data Center)
Arctic Sea ice retreated to it’s second lowest level on record this summer. Scientists announced today the ice likely reached its lowest extent on Sept. 10. The Arctic Ocean ended the summer season with 1.6 million square miles of ice, tying 2007 for the second lowest amount.
Mark Serreze is director of the National Snow and Ice Data Center. He says sea ice extent has been on a downward trend since 1979.
“But it looks like over the