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The research icebreaker Polarstern in the central Arctic Ocean. Alfred-Wegener-Institute / Ruediger Stein

Scientists found record levels of microplastics in Arctic sea ice, a study published Tuesday in Nature Communications revealed.

Researchers from the Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research (AWI) sampled ice from five Arctic Ocean regions and found up to 12,000 microplastic particles per liter (approximately 1.06 liquid quarts) of ice, an AWI press release reported.

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Winter storms like the one that downed trees in Upper Moreland Township, PA this March are linked to warmer Arctic temperatures. Dough4872 / CC BY-SA 3.0

Politicians can stop using cold winter weather as an excuse to deny global warming. A study published Tuesday in Nature Communications links warmer Arctic temperatures to colder, snowier winters in the eastern U.S.

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