Shipping lanes visible from space, says NASA

Wednesday, February 13, 2013

NASA has posted an image on its Global Climate Change Website that shows global shipping routes can be seen from space because of the nitrogen oxides (NO x) emitted by ships travelling along them. "Just how much shipping contributes to overall NO x emissions remains an open question for scientists. Research suggests that shipping accounts for 15 to 30 percent of global NO x emissions; scientists are using satellite observations to reduce the uncertainty in such estimat...

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