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Periodical

Plant converts to nitrification-denitrification system.

Subjects: SEWAGE disposal plants; NITRIFICATIONVIRGINIA; SOUTH Hill (Va.); UNITED States

  • Source: Civil Engineering (0885-7024). Aug98, Vol. 68 Issue 8, p80. 2/3p. 1 Black and White Photograph.

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Periodical

Vinegar and bacteria remove nitrates.

Subjects: NITROGEN removal (Water purification)

  • Source: Civil Engineering (0885-7024). Jul98, Vol. 68 Issue 7, p87. 2p.

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Periodical

Wetlands Connected To Streams Retain More Sediment, Nutrients, Study Finds.

Subjects: WETLANDS; RIVERS; WATER quality

  • Source: Civil Engineering (0885-7024). Oct2013, Vol. 83 Issue 10, p25-26. 2p.

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Periodical

Research Indicates Seaweed Helps Break Down DDT.

Subjects: MARINE algae; DDT (Insecticide); NAIDU, RaviAUSTRALIA

  • Source: Civil Engineering (0885-7024). Feb2005, Vol. 75 Issue 2, p32-33. 2p.

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Periodical

30 Months, Start to Finish.

Subjects: WATER treatment plant design & construction; WATER shortages; WASTEWATER treatmentQUEENSLAND

  • Source: Civil Engineering (0885-7024). Dec2009, Vol. 79 Issue 12, p56-63. 8p. 5 Color Photographs, 2 Diagrams.

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