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Researchers take poles' temperature
as International Polar Year gets under way

Updated: March 1, 2007, 12:16 PM ET
By Raphael G. Satter | Associated Press — March 1, 2007

LONDON — More than 50,000 scientists from 63 nations turned their attention to the world's poles Monday to measure the effects of climate change, using icebreakers, satellites and submarines to study everything from the effect of solar radiation on the polar atmosphere to the exotic marine life swimming beneath the Antarctic ice.

The International Polar Year unifies 228 research projects under a single umbrella, with the aim of monitoring the health of the Earth's polar regions ...

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