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ENVIRONMENT
Plastics sloughed off clothing can pollute coastlines. See “Synthetic lint ends up in oceans.”

G.D. Rak et al/PLoS Biology 2011

Arctic sea ice this year was near its smallest extent on record. Read “Summer Arctic melt among worst ever.”

GENES & CELLS
Natural killer cells are caught in the act of feeding poison pills (below) to tumors. See “News in Brief: Genes & Cells.”

From the Nature Index

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