What country is NOT a significant producer of strategic minerals?
A) Australia
B) Canada
C) Japan
D) Russia
E) United States
C
You might also like to view...
Refugees migrate primarily because of which type of push factor?
A) economic B) environmental C) political D) circulation E) All of these choices are correct.
The maximum amount of a pollutant that a body of water can support without reducing water quality below acceptable levels is represented by ________
A) total maximum daily loads B) total minimum daily loads C) total maximum daily levels D) water quality E) total minimum daily levels
The main problem with use of conventional natural gas as a transportation fuel is
a. the expensive engine modifications required to convert an automobile for use of natural gas b. the fact that it has higher CO2 emissions than gasoline produced from conventional oil c. the very low reserves, which could supply U.S. needs for less than 25 years d. the fact that not many fueling stations exist at present e. it can only be obtained by fracking
The greenhouse effect occurs due to ________.
A. CO2 reflecting heat back towards the earth's surface B. CO2 deflecting heat away from the earth surface C. the lack of CO2 D. ozone attaching itself to the CO2 and replacing a portion of the earth's oxygen