Roughly __ Percent of the Oil Used in the United

Q51: Which mountain range dominates western North America?<br>A)

Q52: What group of Native Americans in Canada

Q53: Married couples in which both spouses have

Q54: Legal immigrants to North America are screened

Q55: Agriculture and the presence of surplus food

Q57: What percentage of riparian areas in North

Q58: What term describes an abandoned, degraded industrial

Q59: Today, Native American reservations cover about _

Q60: Roman Catholicism dominates in which of the

Q61: Given the high value of water, it