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17Dec 2025

UGI USER
air quality awareness climate and health delhi air quality environmental pollution India health impact of microplastics india air crisis indian cities smog inhalable microplastics invisible pollutants microplastic pollution mumbai pollution pm2_5 and microplastics respiratory diseases india sustainable cities India urban air pollution
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Inhalable Microplastics in India’s Urban Air

Inhalable Microplastics: The Invisible Pollutant Deepening India’s Urban Air Crisis Syllabus GS 3 ● Climate change ● Microplastics in air Why in the News Recent scientific evidence reveals that inhalable microplastics have emerged as a dangerous but largely unrecognized component of urban air pollution. Acting as “Trojan horses”, these particles carry heavy metals, toxic chemicals, …

31May 2025

Toxicity-Based Air Pollution Thresholds Explained for India

Toxicity-Based Air Pollution Thresholds Explained for India Why in the News? A recent study in Kolkata has revealed that PM2.5 toxicity rises sharply after crossing a concentration threshold of 70 µg/m³, urging policymakers to factor in toxicity, not just concentration, in framing air quality standards for better health protection. This research sheds light on the …

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Inhalable Microplastics in India’s Urban Air

Toxicity-Based Air Pollution Thresholds Explained for India

UPSC Prelims 2026 Live Paper Discussion & Detailed Answer Key Analysis