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book Environmental Science: A Global ConcernEnvironmental Science: A Global Concern 11th Edition by William Cunningham, Mary Ann Cunningham cover

Environmental Science: A Global ConcernEnvironmental Science: A Global Concern 11th Edition by William Cunningham, Mary Ann Cunningham

Edition 11ISBN: 978-0697806451
book Environmental Science: A Global ConcernEnvironmental Science: A Global Concern 11th Edition by William Cunningham, Mary Ann Cunningham cover

Environmental Science: A Global ConcernEnvironmental Science: A Global Concern 11th Edition by William Cunningham, Mary Ann Cunningham

Edition 11ISBN: 978-0697806451
Exercise 20
Look at figure 14.4. Then explain why the double blue line through the Atlantic is a ridge. Describe the locations of a spreading, or rifting, zone in or near Africa, and one in or near North America.
Explanation
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The Earth's outermost part is the lithos...

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Environmental Science: A Global ConcernEnvironmental Science: A Global Concern 11th Edition by William Cunningham, Mary Ann Cunningham
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