Explain five options that exist if a mineral becomes economically depleted. Provide an example of how you would implement each in your life.
What will be an ideal response?
Recycle or reuse existing supplies; waste less; use less; find a substitute; and do without. Personal responses will vary.
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A strong positive index for the North Atlantic Oscillation (NAO) usually means there is a ________ Bermuda (subtropical) High that results in ________ than average temperatures over the northern U.S. and Northwest Europe.
A) weaker; cooler B) weaker; warmer C) strong; cooler D) strong; warmer
What percentage of the world's population is in the United States, and what is its share of world economic output?
A) 3% of population; 12% of output B) 5% of population; 25% of output C) 9% of population; 20% of output D) 15% of population; 40% of output E) 20% of population; 50% of output
Volcanic tsunamis can form around volcanic islands during large explosive events or massive landslides.
Answer the following statement true (T) or false (F)
Why is the average sediment thickness in the Pacific Ocean less than that of the Atlantic Ocean?
a. The Pacific is smaller in area than the Atlantic. b. Ocean trenches trap sediments. c. More rivers feed into the Pacific. d. Lithification occurs more frequently in the Pacific.
e. More areas of the Pacific have experienced glaciation.