How Pollution In Asia Affects Everyone

Asia Pollution May Boost U.S. Temperatures -- CNN

WASHINGTON (AP) -- Smog, soot and other particles like the kind often seen hanging over Beijing add to global warming and may raise summer temperatures in the American heartland by three degrees in about 50 years, says a new federal science report released Thursday.

These overlooked, shorter-term pollutants -- mostly from burning wood and kerosene and from driving trucks and cars -- cause more localized warming than once thought, the authors of the report say.

They contend there should be a greater effort to attack this type of pollution for faster results.

For decades, scientists have concentrated on carbon dioxide, the most damaging greenhouse gas because it lingers in the atmosphere for decades. Past studies have barely paid attention to global warming pollution that stays in the air merely for days.

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