A look at weather extremes and the big-picture climate connections.

Image of the Day: Hurricane Isaac by Moonlight

Credit: NASA Earth Observatory

A satellite image from NASA captured an ominous-looking Hurricane Isaac as it approached the Gulf Coast.

According to NASA, the image was captured using the Visible Infrared Imaging Radiometer Suite (VIIRS), which detects light in a range of wavelengths. In this case, the clouds of Isaac were lit by moonlight, and the lights from the cities sparkled like diamonds.

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