What is point source pollution kid definition?
The U.S. Environmental Protection Agency (EPA) defines point source pollution as “any single identifiable source of pollution from which pollutants are discharged, such as a pipe, ditch, ship or factory smokestack.” Factories and sewage treatment plants are two common types of point sources.
What is point source in simple words?
1 : a source of radiation (such as light) that is concentrated at a point and considered as having no spatial extension. 2 : an identifiable confined source (such as a smokestack or wastewater treatment plant) from which a pollutant is discharged or emitted.
What is a point source pollution example?
The United States Environmental Protection Agency (EPA) defines point source pollution as any contaminant that enters the environment from an easily identified and confined place. Examples include smokestacks, discharge pipes, and drainage ditches.
What do you mean by point source?
Definition of point source 1 : a source of radiation (such as light) that is concentrated at a point and considered as having no spatial extension. 2 : an identifiable confined source (such as a smokestack or wastewater treatment plant) from which a pollutant is discharged or emitted.
What is an example of nonpoint source pollution?
Nonpoint source pollution can include: Excess fertilizers, herbicides and insecticides from agricultural lands and residential areas. Oil, grease and toxic chemicals from urban runoff and energy production. Sediment from improperly managed construction sites, crop and forest lands, and eroding streambanks.
What is point source pollution examples?
What is point source pollution and nonpoint pollution?
Point and Nonpoint Pollution Sources Pollution originating from a single, identifiable source, such as a discharge pipe from a factory or sewage plant, is called point-source pollution. Pollution that does not originate from a single source, or point, is called nonpoint-source pollution.
What are the sources of point source pollution?
Point sources of pollution can be classified differently in terms of sources, the discharged media, and the pollutants themselves. The sources include the municipal and industrial sectors; the media include water, air, solids, and noise.
What is water pollution?
Water pollution can be defined as an alteration in physical, chemical or biological characteristics of water. Sources of water pollution:Water is a required commodity to survive and we need water for bathing, irrigation, drinking, washing, cooking, and for industrial purposes. We get this water from groundwater sources, rivers, and lakes.
What are the main sources of air pollution?
Natural sources:The natural sources of air pollution are volcanic eruptions, forest fires, sea salt sprays, biological decay etc. Man made sources:The man made sources include thermal power plants, industrial units, vehicular emissions, fossil fuel burning, agricultural activities etc.
What is air pollution?
An atmospheric condition present in concentrations which can cause undesirable effects on man and his environment is called as air pollution.