The Donora killer smog of 1948 was primarily a consequence of ________
A) emissions from automobiles
B) emissions from home furnaces
C) emissions from the steel mill
D) climate change
E) meteorological conditions
Answer: C
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In Canada, French is spoken mainly in Ontario
Indicate whether the statement is true or false.
Recent U.S. legislation has mandated increased use of biofuels, and the number of ethanol refineries is growing rapidly. It is now predicted that by 2015, as much as ________% of the U.S. corn crop could go toward ethanol production.
A. 50% B. 70% C. 25% D. 100%
What are the four categories into which the human valuing of natural species can be divided? Give examples of each one
What will be an ideal response?
When did the British set about withdrawing from South Asia altogether?
A) after the Seven Years War B) after World War I C) after World War II D) during the Vietnam War E) none of the above