Firecrackers accounted for 71.1% of Delhi air pollution load on Monday
GS3Economy · S&T · Environment · Security· Pollution (air, water, plastic)· Prelims·
Source-apportionment analysis: a key GS3 Environmental Science and Urban Governance case study.
Why in news
The Indian Institute of Tropical Meteorology (IITM) reported that firecrackers were the primary source of air pollution in Delhi, accounting for 71.1% of the load on Monday.
Background
The Indian Institute of Tropical Meteorology (IITM) conducted source-apportionment estimates for Delhi's air quality. Firecrackers contributed 71.1% of the pollution load on Monday and 29.8% on Tuesday.
Facts for Prelims
- BodyIITM: Indian Institute of Tropical Meteorology
- FactFirecrackers accounted for 71.1% of Delhi's air pollution load on Monday
- PlaceDelhi: Location of the reported air quality deterioration
Prelims practice question
Which institution conducted the source-apportionment estimates for Delhi's air quality?
- (a)Indian Institute of Tropical Meteorology
- (b)Indian Institute of Technology
- (c)National Institute of Ecology
- (d)Central Pollution Control Board
Show answer
Answer: (a) Indian Institute of Tropical Meteorology — The Indian Institute of Tropical Meteorology (IITM) reported the source-apportionment estimates for Delhi's air quality.
For Mains
Q. Discuss the challenges in regulating seasonal air pollution in urban centers like Delhi and suggest measures to mitigate the impact of firecrackers on public health.
Dimensions to cover in your answer
- Regulatory gap: Difficulty in enforcing 'green cracker' norms during high-density festive periods
- Health-economic trade-off: Balancing cultural traditions with the rising healthcare costs of respiratory illnesses
- Monitoring limitations: Real-time source-apportionment challenges in complex urban atmospheric conditions
Keywords: Source-apportionment · Air Quality Index · Urban pollution · Public health · Regulatory enforcement
More Environment & Ecology notes
- Tamil Nadu to meet Sivakasi firecracker manufacturers to promote green crackers and reduce emissions · 11 November 2026
- IITM estimates firecrackers caused over 80 per cent of Delhi's pollution load Monday · 11 November 2026
- India's air pollution caused over two million deaths in 2023, FICCI report warns · 11 November 2026
- CPCB clarifies NAQI caps at 500 to align with international standards · 11 November 2026
- Supreme Court orders Delhi and neighboring states to regulate emissions amid sharp smog increase · 10 November 2026
- Diwali 2026 was Delhi's fourth most polluted day with PM2.5 concentration of 257 · 10 November 2026
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This note is generated automatically from SatyaDheesh's news feed and mapped to the UPSC CSE syllabus. Check facts against the original report or PIB before using them in an answer.