1. Why is mining important to the economy of the United States? Can you link a website where I can find this information more quicker?
2 answers
http://www.nap.edu/read/10318/chapter/4
No, I can't find anything that will make finding the information more quicker; more quickly, yes.
http://mineralsmakelife.org/economic-growth
http://mineralsmakelife.org/economic-growth