Question 18Explain causes and government mitigation measuresGS3GS2
What the causes of high levels of particulate matter (PM2.5 and PM10) and ozone pollution in India. How effective are the various steps taken by the government to mitigate particulate matter and ozone pollution?
Introduction
According to WHO, over 7 million people are prematurely dying every year ~ 2 million Indians due to Air pollution.
20 words
Main Body
PM 2.5 and PM10 are the small particles that can infiltrate respiratory organs.
Ozone pollution – due to ground level ozone is responsible for issues such as asthma, low agricultural productivity.
Causes of Air pollution:
[Diagram showing causes of air pollution]
Dust particles on roads due to movement of vehicles PM2.5 and 10
Exhaust gases – NOx and SO2 leading to O3 production due to photo-chemical reaction
Stubble burning during winter causing Particular matter pollution
Burning of wood, coal – for household cooking or heatingindoor PM2.5, 10.
93 words8 paragraphs
Diagram
Diagram showing causes of air pollution with arrows indicating: Dust particles on roads, Exhaust gases, Stubble burning, Burning of coal/wood
Answer continues on next page
- Opens with striking WHO statistic on mortality
- Clear distinction between PM2.5, PM10, and ozone
- Identifies multiple sources of pollution
- Links chemical reactions to health outcomes
Topper
Aditya Agarwal
AIR 1
Subject & Paper
GS3GS2
Topic
Environment and Pollution
Air Pollution - Particulate Matter and Ozone
Causes and government mitigation steps
Writing Stats
113
Total words
8
Paragraphs
Descriptive, scientific
Tone