85 resultados para Environmental technology
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"UC-11."
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Includes bibliographical references.
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Prepared for National Science Foundation.
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"No. 37."
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"No. 65."
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"No. 123."
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"No. 124."
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Mode of access: Internet.
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"No. 24."
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"1995-386-543/25604"--P. C-4.
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"Illinois."
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Rev. ed. of the Office of Environmental Assessments' Technology characterizations (1981). Includes 13 additional ECIRs (Environmental Characterization Information Reports).
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"May 1989."
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Mode of access: Internet.
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EPA symbol on cover.