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1. The Kyoto Protocol requires Canadian industries to reduce greenhouse gas emissions over the next ten years. Which industry does the federal government plan to exempt from regulation under this protocol?

a) petroleum processing b) automobile assembly c) electricity production d) metal refining

2. Over the last quarter of the 20th century, the Canadian supply of primary energy doubled. According to Statistics Canada, which energy source declined most significantly as a percentage of total primary energy produced over this period?

a) coal b) natural gas c) nuclear power d) crude oil

3. Greenhouse gases trap heat in the earth's atmosphere and are …