In recent years, sea ice in the Arctic has been melting at an alarming rate. Scientists fear that Arctic shrinkage could contribute to rising sea levels worldwide. Oceanographer Victoria Hill (Old Dominion University) was one of five scientists who spent six weeks in the barren, frozen landscape, where temperatures fall to -40F. What she found in her core samples could provide clues as to why the ice is melting. Also featured: The energy crisis of the 1970s brought attention to solar technologies as an alternative to oil. Sylvain Marsillac (Old Dominion University), one of the nation’s experts on photovoltaic energy, says the U.S. should continue to fund solar energy research if we want to secure energy independence.

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