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Showing 1 to 15 of 434 results Save | Export
Water Quality Instructional Resources Information System (IRIS). A Compilation of Abstracts to Water Quality and Water Resources Materials. Supplement XVI.
PDF on ERIC Download full text
Ohio State Univ., Columbus, OH. Information Reference Center for Science, Mathematics, and Environmental Education. – 1983
Compiled are abstracts and indexes to selected print and non-print materials related to wastewater treatment and water quality education and instruction, as well as materials related to pesticides, hazardous wastes, and public participation. Sources of abstracted/indexed materials include all levels of government, private concerns, and educational…
Descriptors: Audiovisual Aids, Citizen Participation, Environmental Education, Indexes
Water Quality Instructional Resources Information System (IRIS). A Compilation of Abstracts to Water Quality and Water Resources Materials. Supplement XIII.
PDF on ERIC Download full text
Ohio State Univ., Columbus, OH. Information Reference Center for Science, Mathematics, and Environmental Education. – 1983
Compiled are abstracts and indexes to selected print and non-print materials related to wastewater treatment and water quality education and instruction, as well as materials related to pesticides, hazardous wastes, and public participation. Sources of abstracted/indexed materials include all levels of government, private concerns, and educational…
Descriptors: Audiovisual Aids, Citizen Participation, Environmental Education, Indexes
Water Quality Instructional Resources Information System (IRIS): A Compilation of Abstracts to Water Quality and Water Resources Materials. Supplement X.
PDF pending restoration PDF pending restoration
Ohio State Univ., Columbus, OH. Information Reference Center for Science, Mathematics, and Environmental Education. – 1982
Compiled are abstracts and indexes to selected print and non-print materials related to wastewater treatment and water quality education and instruction, as well as materials related to pesticides, hazardous wastes, and public participation. Sources of abstracted/indexed materials include all levels of government, private concerns, and educational…
Descriptors: Audiovisual Aids, Citizen Participation, Environmental Education, Indexes
Water Quality Instructional Resources Information System (IRIS): A Compilation of Abstracts to Water Quality and Water Resources Materials. Supplement VIII.
PDF pending restoration PDF pending restoration
Ohio State Univ., Columbus, OH. Information Reference Center for Science, Mathematics, and Environmental Education. – 1981
Compiled are abstracts and indexes to selected print and non-print materials; related to wastewater treatment and water quality education and instruction, as well as materials related to pesticides, hazardous wastes, and public participation. Sources of abstracted/indexed materials include all levels of government, private concerns, and…
Descriptors: Audiovisual Aids, Citizen Participation, Environmental Education, Indexes
Water Quality Instructional Resources Information System (IRIS): A Compilation of Abstracts to Water Quality and Water Resources Materials. Supplement IX.
PDF on ERIC Download full text
Ohio State Univ., Columbus, OH. Information Reference Center for Science, Mathematics, and Environmental Education. – 1982
Compiled are abstracts and indexes to selected print and non-print materials related to wastewater treatment and water quality education and instruction, as well as materials related to pesticides, hazardous wastes, and public participation. Sources of abstracted/indexed materials include all levels of government, private concerns, and educational…
Descriptors: Audiovisual Aids, Citizen Participation, Environmental Education, Indexes
Water Quality Instructional Resources Information System (IRIS): A Compilation of Abstracts to Water Quality and Water Resources Materials. Supplement XII.
PDF on ERIC Download full text
Ohio State Univ., Columbus, OH. Information Reference Center for Science, Mathematics, and Environmental Education. – 1982
Compiled are abstracts and indexes to selected print and non-print materials related to wastewater treatment and water quality education and instruction, as well as materials related to pesticides, hazardous wastes, and public participation. Sources of abstracted/indexed materials include all levels of government, private concerns, and educational…
Descriptors: Audiovisual Aids, Citizen Participation, Environmental Education, Indexes
Water Quality Instructional Resources Information System (IRIS): A Compilation of Abstracts to Water Quality and Water Resources Materials. Supplement XI.
PDF on ERIC Download full text
Ohio State Univ., Columbus, OH. Information Reference Center for Science, Mathematics, and Environmental Education. – 1982
Compiled are abstracts and indexes to selected print and non-print materials related to wastewater treatment and water quality education and instruction, as well as materials related to pesticides, hazardous wastes, and public participation. Sources of abstracted/indexed materials include all levels of government, private concerns, and educational…
Descriptors: Audiovisual Aids, Citizen Participation, Environmental Education, Indexes
Water Quality Instructional Resources Information System (IRIS): A Compilation of Abstracts to Water Quality and Water Resources Materials, Supplement 25 (1986).
PDF on ERIC Download full text
Ohio State Univ., Columbus, OH. Information Reference Center for Science, Mathematics, and Environmental Education. – 1986
Compiled are abstracts and indexes to selected print and non-print materials related to wastewater treatment and water quality education and instruction, as well as materials related to hazardous wastes and public participation. Sources of abstracted/indexed materials include all levels of government, private concerns, and educational…
Descriptors: Audiovisual Aids, Citizen Participation, Environmental Education, Hazardous Materials
Chemical Conditioning Alternatives and Operational Control for Vacuum Filtration
Nelson, John K.; Tavery, Mary Ann H. – Journal of the Water Pollution Control Federation, 1978
Important aspects in the operation of vacuum filters and several sludge conditioning variables are examined. A troubleshooting guide for problems of vacuum filters was also developed. (MR)
Descriptors: Chemical Reactions, Environmental Standards, Equipment, Equipment Maintenance
Water Quality Instructional Resources Information System (IRIS): A Compilation of Abstracts to Water Quality and Water Resources Materials, Supplement 29, 1987.
PDF on ERIC Download full text
Ohio State Univ., Columbus, OH. Information Reference Center for Science, Mathematics, and Environmental Education. – 1987
Compiled are abstracts and indexes to selected print and non-print materials related to wastewater treatment and water quality education and instruction, as well as materials related to pesticides, hazardous wastes, and public participation. Sources of abstracted/indexed materials include all levels of government, private concerns, and educational…
Descriptors: Audiovisual Aids, Citizen Participation, Environmental Education, Hazardous Materials
Water Quality Instructional Resources Information System (IRIS): A Compilation of Abstracts to Water Quality and Water Resources Materials, Supplement 27, 1986.
PDF on ERIC Download full text
Ohio State Univ., Columbus, OH. Information Reference Center for Science, Mathematics, and Environmental Education. – 1986
Compiled are abstracts and indexes to selected print and non-print materials related to wastewater treatment and water quality education and instruction, as well as materials related to pesticides, hazardous wastes, and public participation. Sources of abstracted/indexed materials include all levels of government, private concerns, and educational…
Descriptors: Audiovisual Aids, Citizen Participation, Environmental Education, Hazardous Materials
Water Quality Instructional Resources Information System (IRIS): A Compilation of Abstracts to Water Quality and Water Resources Materials, Supplement XIX (1984).
PDF on ERIC Download full text
Ohio State Univ., Columbus, OH. Information Reference Center for Science, Mathematics, and Environmental Education. – 1984
Compiled are abstracts and indexes to selected print and non-print materials related to wastewater treatment and water quality education and instruction, as well as materials related to pesticides, hazardous wastes, and public participation. Sources of abstracted/indexed materials include all levels of government, private concerns, and educational…
Descriptors: Audiovisual Aids, Citizen Participation, Environmental Education, Hazardous Materials
Water Quality Instructional Resources Information System (IRIS): A Compilation of Abstracts to Water Quality and Water Resources Materials, Supplement 26, 1986.
PDF on ERIC Download full text
Ohio State Univ., Columbus, OH. Information Reference Center for Science, Mathematics, and Environmental Education. – 1986
Compiled are abstracts and indexes to selected print and non-print materials related to wastewater treatment and water quality education and instruction, as well as materials related to pesticides, hazardous wastes, and public participation. Sources of abstracted/indexed materials include all levels of governmental, private concerns, and…
Descriptors: Audiovisual Aids, Citizen Participation, Environmental Education, Hazardous Materials
Water Quality Instructional Resources Information System (IRIS): A Compilation of Abstracts to Water Quality and Water Resources Materials, Supplement 23 (1985).
PDF on ERIC Download full text
Ohio State Univ., Columbus, OH. Information Reference Center for Science, Mathematics, and Environmental Education. – 1985
Compiled are abstracts and indexes to selected print and non-print materials related to wastewater treatment and water quality education and instruction, as well as materials related to pesticides, hazardous wastes, and public participation. Sources of abstracted/indexed materials include all levels of government, private concerns, and educational…
Descriptors: Audiovisual Aids, Citizen Participation, Environmental Education, Hazardous Materials
Water Quality Instructional Resources Information System (IRIS): A Compilation of Abstracts to Water Quality and Water Resources Materials, Supplement 24 (l985).
PDF on ERIC Download full text
Ohio State Univ., Columbus, OH. Information Reference Center for Science, Mathematics, and Environmental Education. – 1985
Compiled are abstracts and indexes to selected print and non-print materials related to wastewater treatment and water quality education and instruction, as well as materials related to pesticides, hazardous wastes, and public participation. Sources of abstracted/indexed materials include all levels of government, private concerns, and educational…
Descriptors: Audiovisual Aids, Citizen Participation, Environmental Education, Hazardous Materials
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