Online Google Dictionary

pollution 中文解釋 wordnet sense Collocation Usage Collins Definition
Noun
/pəˈlo͞oSHən/,
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The presence in or introduction into the environment of a substance or thing that has harmful or poisonous effects,
  1. The presence in or introduction into the environment of a substance or thing that has harmful or poisonous effects
    • - the level of pollution in the air is rising
  1. undesirable state of the natural environment being contaminated with harmful substances as a consequence of human activities
  2. befoulment: the state of being polluted
  3. (polluted) contaminated: rendered unwholesome by contaminants and pollution; "had to boil the contaminated water"; "polluted lakes and streams"
  4. Pollution is the introduction of contaminants into a natural environment that causes instability, disorder, harm or discomfort to the ecosystem i.e. physical systems or living organisms. Pollution can take the form of chemical substances or energy, such as noise, heat, or light. ...
  5. References
  6. Pollution is an episode of the British comedy television series The Goodies.
  7. (polluted) Defiled; made unclean or impure; debauched
  8. (polluting) Adapted or tending to pollute; causing defilement or pollution
  9. “Pollution is an impairment of quality such that it interferes with the intended usages.” (House Report 2021.)
  10. The contamination of an ecosystem, especially from human activities.
  11. Contamination of air, soil, or water with harmful substances.
  12. The impairment (reduction) of water quality by agriculture, domestic or industrial wastes (including thermal and radioactive wastes) to such a degree as to hinder any beneficial use of the water or render it offensive to the senses of sight, taste, or smell or when sufficient amounts of waste ...
  13. Any substances in water, soil, or air that degrade the natural quality of the environment, offend the senses of sight, taste, or smell, or cause a health hazard. The usefulness of the natural resource is usually impaired by the presence of pollutants and contaminants.
  14. Generally, the presence of a substance in the environment that, because of its chemical composition or quantity, prevents the functioning of natural processes and produces undesirable environmental and health effects. ...
  15. The process of contaminating air, water or land with impurities to an undesirable level; results in decreased benefits from the environment.
  16. Presence of contaminants in the air, water or soil
  17. Defilement or unfavourable alteration of the surroundings, normally as a result of human actions. In the water environment, any foreign substance that impairs the usefulness of water.
  18. In our environment, the condition of being dirty, especially as a result of wastes.
  19. The results of activity that is detrimental to beneficial use by plants, animals or humans of water, air or land.
  20. harmful substances left in the environment, leading to a dirty, impure or unhealthy place.
  21. Contribution of substances from human activities that may adversely affect a desired use of water.
  22. when the environment becomes dirty because of human activity.
  23. Any activity that causes an impairment in the environment.
  24. contaminants that damage an ecosystem, or organisms living in that ecosystem.
  25. The addition of harmful substances to the environment.