Which of the following statements is, in general, true about natural and engineering solutions to protecting water supply systems? a.It is less expensive and more effective to protect natural ecosystems that clean water naturally than to either replace them with engineered solutions, or to replace damaged ecosystems b.It is less expensive and more effective to replace natural ecosystems than to protect them in the first place c.Natural ecosystems and engineering solutions are both too expensive to use to provide clean drinking water to cities d.It is less expensive and more effective to build water treatment facilities than to protect natural ecosystems that clean water naturally

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Answered: Which of the following statements is,…

9th Edition

ISBN:9780134746241

Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa

Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa

Chapter1: The Study Of Minerals

Section: Chapter Questions

Problem 1LR

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Question

Which of the following statements is, in general, true about natural and engineering solutions to protecting water supply systems?

	a.	It is less expensive and more effective to protect natural ecosystems that clean water naturally than to either replace them with engineered solutions, or to replace damaged ecosystems
	b.	It is less expensive and more effective to replace natural ecosystems than to protect them in the first place
	c.	Natural ecosystems and engineering solutions are both too expensive to use to provide clean drinking water to cities
	d.	It is less expensive and more effective to build water treatment facilities than to protect natural ecosystems that clean water naturally