The challenge contains 70 questions, covering many environmental topics including recycling, waste management, natural resources. Once you have taken the Trivia Challenge, the correct answers will be provided. The production of paper from recycled fiber uses less water, less oil, and creates less air pollution than the corresponding manufacture from virgin materials. Littering is against the law only if it is done on purpose. Trees absorb carbon dioxide.
All new steel contains at least some recycled steel.
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