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www.conserve-energy-future.com/causes-effects-solutions-of-air-pollution.php

Smog created by the interactions of several primary pollutants is known as a secondary pollutant. Top-ten Kinds of Air Pollution. Sulfur dioxide; Carbon ...

www.newscientist.com/definition/air-pollution

Power plants, factories, gas cookers, volcanoes, car exhausts and forest fires are all sources of particulate pollution. Among the gases, nitrogen dioxide is ...

ballotpedia.org/Air_pollutants

Definition. See also: Clean Air Act ... In atmospheric science, air pollutants are classified as either primary or secondary pollutants.

www.treehugger.com/what-is-air-pollution-5204135

Sep 30, 2021 ... Air pollution occurs when certain gases, droplets, or particles mix with ambient air, rendering the air harmful to living things.

www.citizensforcleanair.org/air-pollution-basics

Definition: Air pollutants called particulate matter include dust, dirt, soot, smoke and liquid droplets directly emitted into the air. · Sources; Factories, ...

www.medicalnewstoday.com/articles/327447

Air pollution surrounds people every day, both indoors and outdoors. ... outdoor air pollution is a carcinogen, meaning that it may cause cancer.

scijinks.gov/air-quality

However, the air also contains smaller amounts of many other gases and particles. AQI tracks five major air pollutants: Ground level ozone; Carbon monoxide ...

www.ducksters.com/science/environment/air_pollution.php

What is air pollution? Air pollution is when unwanted chemicals, gasses, and particles enter the air and the atmosphere causing harm to animals and damaging the ...

www.thermofisher.com/blog/mining/what-is-ambient-air

Aug 8, 2017 ... The World Health Organization (WHO) defines ambient air pollution as potentially harmful pollutants emitted by industries, households, cars, ...

www.oxfordreference.com/view/10.1093/oi/authority.20110810104326671

The presence in the air of any air pollutant that reduces air quality enough to threaten the health and welfare or people, plants, and animals, to adversely ...

www.dictionary.com/browse/air-pollution

Contamination of air by smoke and harmful gases, mainly oxides of carbon, sulfur, and nitrogen. QUIZ. ARE YOU A TRUE BLUE CHAMPION OF THESE "BLUE" SYNONYMS?