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Home Q & A Board Biology-Related Homework Help Environmental and Conservation Biology
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Nimaa Nimaa
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9 years ago
Robert Constanza and his colleagues have shown that ________.
A) ecosystems services cannot be assigned monetary values because they are external
B) ecosystem services are valued at less than 0.5% of the U.S. GDP
C) NAFTA has had environmental benefits worth $2.7 billion in 2011
D) the value of ecosystem services is more than $45 trillion in 2011 dollars
E) nutrient cycling is the least valuable of ecosystem services
Textbook 
Essential Environment

Essential Environment


Edition: 4th
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JesuisMelJesuisMel
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9 years ago
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Nimaa Author
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9 years ago
Thanks for the expertise, marking it solved.
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