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The three countries with the largest proven oil reserves in 2015 were Canada, Venezuela, and Saudi Arabia.
Q1: The estimated tipping point of carbon dioxide
Q12: The United States has a(n) _.<br>A) electrical
Q17: Overgrazing by cattle can ultimately result in
Q53: Although coal is an abundant fuel, when
Q58: Freshwater that is used indirectly is called
Q63: _ are unfenced grasslands in temperate and
Q64: Polyculture lessens the need for fertilizer and
Q68: The amount of power produced by nuclear
Q72: The amount of a good or service
Q75: All of the statements below explain ways