FACULTATIVE ORGANISMS: Microbes capable of adapting to either aerobic or anaerobic environments. FACULTATIVE PONDS: A wastewater treatment pond that includes surface aeration and algal photosynthesis for oxygen replenishment. FAHRENHEIT: A temperature scale in which water […]
E. COLI: See Escherichia coli ECOLOGICAL ENGINEERING: The design, management or reconstruction of sustainable ecosystems that serve human needs such as providing clean water and food while requiring low energy inputs. Ecological engineering has enhanced […]
Pheasant shoots on public land managed by Natural Resources Wales (NRW) are set to end.
DEIONIZATION (DI): Use of ion exchange resins to demineralize water. See Ion Exchange. DEMULSIFIER (EMULSION BREAKER): chemical additive that destroys the emulsifying characteristics water. Typically used separate stabilized (emulsified) oil in water. DENITRIFICATION: wastewater treatment […]
CA: cellulose acetate. CALCIUM (Ca): One of the principal elements making up the earth’s crust. Calcium compounds, when dissolved, make hard water. The presence of calcium in water is a factor contributing to the formation […]
The NDG convened on Thursday 20 September to assess the present situation and review the action being taken to reduce the risk of drought in 2019.
More than 300 dry-weather environmental incidents in summer 2018
BACK WASH: part of water filter, ion exchange or softener cycle that lifts up media bed to release and wash away dirt and other foulants. BACTERIA: Single-celled organisms (single form = bacterium) which lack well-defined […]
ABSORPTION: The process of one substance actually penetrating into the structure of another substance. This is different from adsorption in which one substance adheres to the surface of another. ACCULATION TANK: A vessel or tank, […]
The company was fined £60k in respect of two separate discharges from a sewage treatment works at Killinchy, County Down in 2017. It was also fined £20,000 for a fish kill near Castlewellan in 2016 […]