Acid Rain: What is it and what does it do?

Acid Rain

When pollution from cars and factories enters the air it reacts with water to lower the pH of water (pH measures acidity).

Rain water has a pH of 5.2 Acid rain has a pH of 4

http://web.mit.edu/12.000/www/m2006/final/threats/threat_pollution_files/image008.gif

What does it do to plants?

http://www.sciencecodex.com/improving_chinas_acid_rain_control_strategy

More….

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So, what can we do?

Encourage our families to drive less, buy less (both will reduce the amount of acid rain causing chemicals in the atmosphere)

Talk to people about acid rain. Spread your knowledge!

Write to your politicians and urge stricter pollution standards.

Works Cited

http://en.wikipedia.org/wiki/Acid_rainhttp://www.odec.ca/projects/2005/edgc5c0/pu

blic_html/whatisacidrain.htmPhoto credits see under photoPowerPoint created by Robin Lewis,

Environmental Studies Intern, Whitman College Spring 2010