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wood is main energy source
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EPA proposes first set of hazardous waste management standards
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Solid Waste Disposal Act Amendments enacted
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human fossil fuel use emitted 6.4 Petagrams of carbon per year
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fossil fuels accounted for almost 90 percent of the world's energy production
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39 percent of energy used
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24 percent of energy used
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24 percent of energy used
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coal is the dominant fossil fuel
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33.2 percent of electricity came from coal.
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The United States has abundant deposits of natural gas and imports less than 4 percent of the total amount consumed annually chiefly from Canada
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up to 80 percent of listed fossil-fuel reserves may be "unburnable."