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Acid Rain: The Invisible Threat DVD
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SR-8490-DVD
Animated graphics and dramatic footage tell the story

Get up-to-date information about the harmful effects of acid rain.
Students see how clouds containing pollutants (sulfur and nitrogen oxides) form acids as they mix with water. This acidic solution can then be carried by the wind for hundreds of miles before it falls to Earth, causing extensive ecological damage.
Includes: teacher's guide. 15 minutes. Grades 7-12.
   
 

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Item # Description Run Time Unit Availability Price Quantity
470013-448 Acid Rain: The Invisible Threat, DVD
15 minutes Each Retrieving

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