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Home Q & A Board Science-Related Homework Help Geography and Earth Sciences
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flyfamilyguy flyfamilyguy
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6 years ago
In the 1970s the price of copper rose rapidly, but since then it has declined substantially. In what ways do these variations demonstrate the effect of substitutability on mineral resource use?
Textbook 
Introduction to Geography: People, Places & Environment

Introduction to Geography: People, Places & Environment


Edition: 6th
Authors:
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kingworldkingworld
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6 years ago
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flyfamilyguy Author
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5 years ago
Thanks for saving me so much time!

Correct answer once again Smiling Face with Open Mouth Grinning Face with Smiling Eyes
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