What Is The Difference Between Stationary And Mobile Sources Of Pollution?

What are the 10 types of pollution?

Major forms of pollution include air pollution, light pollution, litter, noise pollution, plastic pollution, soil contamination, radioactive contamination, thermal pollution, visual pollution, and water pollution..

What is pollution Short answer?

Pollution is the introduction of harmful materials into the environment. … These harmful materials are called pollutants. Pollutants can be natural, such as volcanic ash. They can also be created by human activity, such as trash or runoff produced by factories. Pollutants damage the quality of air, water, and land.

What are stationary sources of pollution?

Stationary sources of air pollution, including factories, refineries, boilers, and power plants, emit a variety of air pollutants. The Clean Air Act directs EPA to control these emissions by developing and implementing standards and guidelines.

What is area sources of air pollution?

Description: Area sources are sources of pollution which emit less than 10 tons annually of a single hazardous air pollutant or less than 25 tons annually of a combination of hazardous air pollutants from a specific area.

What are the sources of primary and secondary pollutants?

Primary pollutants and secondary pollutants can be more dangerous. The first are those that are emitted directly from a source, which can be natural (volcanic eruptions or fires, for example) or of anthropogenic origin (carbon monoxide from vehicles). Secondary pollutants, on the other hand, are not emitted directly.

What is the difference between primary pollutants and secondary pollutants?

Definition: A primary pollutant is an air pollutant emitted directly from a source. A secondary pollutant is not directly emitted as such, but forms when other pollutants (primary pollutants) react in the atmosphere.

What are the primary and secondary sources of air pollution?

There are many types of primary pollutants, including carbon oxides, nitrogen oxides, sulfur oxides, particulates, lead, and volatile organic compounds. Secondary pollutants form from chemical reactions that occur when pollution is exposed to sunlight. Most pollutants enter the atmosphere from fossil fuel burning.

What are the 3 major sources of water pollution?

This section gives information about the most significant sources of water pollution.Sewage (Waste Water) Sewage is another name for waste water from domestic and industrial processes. … Agricultural Pollution. … Oil Pollution. … Radioactive Substances. … River dumping. … Marine Dumping.

What companies pollute the most?

Saudi Aramco 59.26.Chevron 43.35.Gazprom 43.23.ExxonMobil 41.90.National Iranian Oil Co 35.66.BP 34.02.Royal Dutch Shell 31.95.Coal India 23.12.More items…•

What are 4 possible sources of point source pollution?

Factories and sewage treatment plants are two common types of point sources. Factories, including oil refineries, pulp and paper mills, and chemical, electronics and automobile manufacturers, typically discharge one or more pollutants in their discharged waters (called effluents).

What is the main sources of water pollution?

Water pollution can be caused in a number of ways, one of the most polluting being city sewage and industrial waste discharge. Indirect sources of water pollution include contaminants that enter the water supply from soils or groundwater systems and from the atmosphere via rain.

What are some examples of natural air pollution?

Natural Sources of Air Pollution Natural air pollutants include radon, fog and mist, ozone, ash, soot, salt spray, and volcanic and combustion gases. Radon is a radioactive gas that seeps from the ground in some areas, and fog and mist are both dense water vapor at ground level that obscures vision.

What are the five sources of pollution?

The five major types of pollution include: air pollution, water pollution, soil pollution, light pollution, and noise pollution.

What are examples of primary and secondary pollutants?

Primary pollutants include ammonia, sulfur dioxide, nitrogen dioxide and carbon monoxide. Secondary pollutants include ground-level ozone, acid rain and nutrient enrichment compounds.

What is the number 1 cause of pollution?

1. The Burning of Fossil Fuels. Sulfur dioxide emitted from the combustion of fossil fuels like coal, petroleum for energy in power plants, and other factory combustibles is one the major cause of air pollution.

What are the top five causes of air pollution?

5 Major Causes of Air PollutionIndustry. Industries are a major contributor to air pollution. … Vehicle Emissions. Source. … Household and Farming Chemicals. … Deforestation. … Smoking.

What are the hazardous sources of pollution?

Hazardous Air Pollutants: Sources and ExposureBreathing contaminated air.Eating contaminated food products, such as fish from contaminated waters; meat, milk, or eggs from animals that fed on contaminated plants; and fruits and vegetables grown in contaminated soil on which air toxics have been deposited.Drinking water contaminated by toxic air pollutants.More items…•

What are the major sources of pollution?

There are four main types of air pollution sources:mobile sources – such as cars, buses, planes, trucks, and trains.stationary sources – such as power plants, oil refineries, industrial facilities, and factories.area sources – such as agricultural areas, cities, and wood burning fireplaces.More items…•

What is the biggest source of pollution?

All of these can be found in urban areas. The main sources of pollution are household activities, factories, agriculture and transport. Once they have been released into the environment, the concentration of some pollutants is reduced by dispersion, dilution, deposition or degradation.

What are some examples of point sources of soil pollution?

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.