「Air Quality Standards」の版間の差分

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== Definition ==
 
== Definition ==
===Glossary of "Environmental Science: Earth as a Living Planet (2nd ed.) by [[Botkin_Keller_1998|Botkin & Keller (1998)]]===
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===Glossary of "Environmental Science: Earth as a Living Planet (2nd ed.)" by [[Botkin_Keller_1998|Botkin & Keller (1998)]]===
 
*Levels of air pollutants that delineate acceptable levels of pollution over a particular time period.  Valuable because they are often tied to emission standards that attempt to control air pollution.
 
*Levels of air pollutants that delineate acceptable levels of pollution over a particular time period.  Valuable because they are often tied to emission standards that attempt to control air pollution.
  

2019年9月21日 (土) 22:09時点における最新版

Air Quality Standards

  • (日本語)
  • (Español)

Definition

Glossary of "Environmental Science: Earth as a Living Planet (2nd ed.)" by Botkin & Keller (1998)

  • Levels of air pollutants that delineate acceptable levels of pollution over a particular time period. Valuable because they are often tied to emission standards that attempt to control air pollution.

文献(引用)


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