secondary aerobic treatment
1Aerobic treatment system — An aerobic treatment system or ATS, often called (incorrectly) an aerobic septic system is a small scale sewage treatment system similar to a septic tank system, but which uses an aerobic process for digestion rather than just the anaerobic… …
2Aerobic granulation — The biological treatment of wastewater in the waste water treatment plant often accomplished by means of the application of conventional activated sludge systems. These systems generally require large surface areas for implantation of the… …
3Treatment wetland — A treatment wetland is an engineered sequence of water bodies designed to filter and treat pollutants found in storm water runoff or effluent. [ [http://www.epa.gov/owow/wetlands/watersheds/cwetlands.html/ US EPA Constructed wetlands guidelines]… …
4Sewage treatment — The objective of sewage treatment is to produce a disposable effluent without causing harm to the surrounding environment, and also prevent pollution.[1] Sewage treatment, or domestic wastewater treatment, is the process of removing contaminants… …
5Sewage sludge treatment — described the processes used to manage and dispose of the sludges produced during sewage treatment.ources of sludgeCoarse primary solids and secondary biosolids accumulated in a wastewater treatment process must be treated and disposed of in a… …
6Anaerobic digestion — and regenerative thermal oxidiser component of Lübeck mechanical biological treatment plant in Germany, 2007 …
7environmental works — ▪ civil engineering Introduction infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations …
8Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… …
9Hypertension — This article is about arterial hypertension. For other forms of hypertension, see Hypertension (disambiguation). Hypertension Classification and external resources Automated arm blood pressure meter showing arterial hypertension (show …
10Constructed wetland — Vertical Flow type of Constructed Wetlands A constructed wetland or wetpark is an artificial wetland, marsh or swamp created as a new or restored habitat for native and migratory wildlife, for anthropogenic discharge such as wastewater,… …
