critical pollutant

См. также в других словарях:

• Air pollution — from World War II production Smog over …   Wikipedia

• environment — environmental, adj. environmentally, adv. /en vuy reuhn meuhnt, vuy euhrn /, n. 1. the aggregate of surrounding things, conditions, or influences; surroundings; milieu. 2. Ecol. the air, water, minerals, organisms, and all other external factors… …   Universalium

• Atmospheric dispersion modeling — Industrial air pollution source Atmospheric dispersion modeling is the mathematical simulation of how air pollutants disperse in the ambient atmosphere. It is performed with computer programs that solve the mathematical equations and algorithms… …   Wikipedia

• Emissions trading — (or emission trading) is an administrative approach used to control pollution by providing economic incentives for achieving reductions in the emissions of pollutants. It is sometimes called cap and trade.A central authority (usually a government …   Wikipedia

• liquid — liquidly, adv. liquidness, n. /lik wid/, adj. 1. composed of molecules that move freely among themselves but do not tend to separate like those of gases; neither gaseous nor solid. 2. of, pertaining to, or consisting of liquids: a liquid diet. 3 …   Universalium

• Pollution — For the Fransisco Battiato album, see Pollution (album). For the Goodies episode, see Pollution (The Goodies). Air pollution from World War II weapon production in Alabama, 1942 …   Wikipedia

• Biosolids — is a term used by the water treatment industry that refers to treated sludge. Sludge, or biosolids, are the byproduct of the treatment of domestic and commercial wastewater or sewage in a wastewater treatment plant. To create biosolids, these… …   Wikipedia

• Mercury regulation in the United States — is a set of laws and regulations limiting the maximum concentrations of mercury (Hg) that is permitted in air, water, soil, food and drugs. These laws and regulations are promulgated by U.S. Federal Agencies such as the Environmental Protection… …   Wikipedia

• analysis — /euh nal euh sis/, n., pl. analyses / seez /. 1. the separating of any material or abstract entity into its constituent elements (opposed to synthesis). 2. this process as a method of studying the nature of something or of determining its… …   Universalium

• London congestion charge — At Old Street, street markings and a sign (inset) with the white on red C alert drivers to the charge. The sign displays the original operating hours for the scheme …   Wikipedia

• Total Maximum Daily Load — A Total Maximum Daily Load (TMDL) is a regulatory term in the U.S. Clean Water Act (CWA), describing a value of the maximum amount of a pollutant that a body of water can receive while still meeting water quality standards. [CWA sec. 303(d),… …   Wikipedia