Friday, December 2, 2011

FOR KIDS: Dirty clouds change rainfall

Scientists find a link between air pollution and extremes in rainfall

Web edition : 12:38 pm

What goes up into the air can have a big impact on what comes down. ?

In a new study showing how large weather systems are closely linked, scientists report that tiny airborne particles affect how much rain falls over a region. Some of these particles, which are called aerosols, occur naturally and include dirt and dust. Other aerosols come from human activities and represent air pollution. Once these particles get swept up into a cloud, they start to make changes.

Visit the new?Science News for Kids?website?and read the full story:?Dirty clouds change rainfall


Found in: Science News For Kids

Source: http://www.sciencenews.org/view/generic/id/336504/title/FOR_KIDS_Dirty_clouds_change_rainfall

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