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Hurricane visualization

BLOWIN’ IN THE WIND  Hurricane Ophelia (its core appears here as a white dot at the lower right) dragged in dust from the Sahara and smoke from wildfires in Portugal as the storm spun northeast toward Ireland in October 2017.

Kircher's map of Earth's core

NOT FAR OFF  Athanasius Kircher, a 17th century Jesuit scholar, imagined Earth’s core as a ball of fire. His and other historical and modern maps are on display at the Boston Public Library.

Jakobshavn Glacier in western Greenland

RETREATING ICE  Jakobshavn Glacier in western Greenland (its front edge, where ice is calving into the ocean, shown here in 2012) is one of the world’s fastest-shrinking glaciers. A new U.S. report increases projections of average global sea level rise due to accelerating ice sheet melting if greenhouse gas emissions continue unabated.

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