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Home Q & A Board Biology-Related Homework Help Environmental and Conservation Biology
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alemvrocha alemvrocha
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5 years ago
Which of the following about U.S. pollution levels is true?
A) The release of toxic chemicals has increased by 19%.
B) The average levels of lead in the blood of children have declined by 90%.
C) Acid deposition has increased by 27%.
D) Total emissions of five principal air pollutants have increased by 14%.
Textbook 
Environmental Science: Toward A Sustainable Future

Environmental Science: Toward A Sustainable Future


Edition: 13th
Authors:
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JSifuentes17JSifuentes17
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5 years ago
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Helped a lot
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This helped my grade so much Perfect
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