Daily Green: Through early summer, the extent of Arctic sea ice seemed to be melting to another record-low, but late summer moderation in temperatures and Arctic wind patterns mean the annual melt is likely to result in the third-lowest extent of sea ice ever recorded, according to the latest report from the National Snow and Ice Data Center. Ice is expected to continue melting for about another two weeks. Already, the center reports, “the Northwest Passage and the Northern Sea Route are largely …