Environmental Pollution: definition, cause, effects and control measures of Air pollution
Air pollution (वायु प्रदूषण):- Any change in the physical, chemical or biological properties of air that will have a detrimental consequence of any living organism. It is the release of pollutants such as gases, particles, biological molecules, etc. into the air that is harmful to human health and the environment.
(वायु के भौतिक, रासायनिक या जैविक गुणों में कोई भी परिवर्तन जिसका किसी भी जीवित जीव के लिए हानिकारक परिणाम होत है। यह वायु में गैसों, कणों, जैविक अणुओं आदि जैसे प्रदूषकों का मुक्त होना है जो मानव स्वास्थ्य और पर्यावरण के लिए हानिकारक होते हैं।)
Pollutants (प्रदूषक):- Any factor that is harmful to human health and the environment.
(कोई भी कारक जो मानव स्वास्थ्य और पर्यावरण के लिए हानिकारक होता है।)
a. Based upon origin (उत्पत्ति के आधार पर):-
i. Primary Pollutants (प्राथमिक प्रदूषक):- The pollutants that directly cause air pollution are known as primary pollutants. Eg.- Nitrogen oxides (NOx), Carbon monoxide (CO), Volatile organic compounds (VOCs), Sulfur oxides (SOx), Particulate matter (PM), Mercury.
[वे प्रदूषक जो सीधे तौर पर वायु प्रदूषण का कारण बनते हैं, प्राथमिक प्रदूषक कहलाते हैं। जैसे- नाइट्रोजन ऑक्साइड (NOx), कार्बन मोनोऑक्साइड (CO), वाष्पशील कार्बनिक यौगिक (VOCs), सल्फर ऑक्साइड (SOx), पार्टिकुलेट मैटर (PM), पारा।]
ii. Secondary Pollutants (द्वितीयक प्रदूषक):-
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