USA Today: A study suggests that global warming is opening up a first-time chance to cruise through the Northwest Passage, which could translate into big savings in time and money for shippers.
Who said global warming is all bad?
There will certainly be many more negative effects than positive ones from climate change. But shipping routes across the Arctic Ocean — which have been ice-covered and impassable since humans invented ships millenniums ago — could be open to ships for the first time by midcentury,…

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