What does PS stand for?

Point source natural resources extracted from a narrow economic or geographical base provide conditions detrimental to the formation of effective institutions, as they are easier for the elites to control and therefore each of the effects described above are made more likely to occur.

court ruling that pesticide discharge is a point source of pollution subject to additional regulation and permitting under the Clean Water Act (CWA).

Point Source Pollution Point source pollution usually comes from a discharge pipe and goes directly into a waterway.

The network would become part of a regional carbon capture and storage network, connecting a number of fixed point sources, such as large power stations, to suitable storage sites, such as depleted gas fields.

Stich, "Water Words: Rhymed And Defined" combines water-related poems with colorful artwork to provide young readers with definitions, information, and interesting facts about water and water related terms such as water cycle, rain, wetlands, condensation, watershed, aquifer, acid rain, precipitation, evaporation, erosion, point source pollution, transpiration, conversation, overdraft, and bodies of water.

The "Irrigation Return Flow" Exemption from the Definition of Point Source 1.

First, since all living organisms are related, the goal of genomic profiling in public health epidemiology is not really to determine "whether such isolates are truly related" (1) (they are), but to define the degree of similarity--or, more specifically, to determine whether isolates are sufficiently closely related that the probability of their deriving immediately from the same point source is high enough to warrant epidemiologic investigation.

Prior to sampling, sites were classified as "least-impacted" or as affected by point source pollution from industrial discharges.