Worse winter pollution looms as Kol breaches PM10 limit
Kolkata breaches India’s annual PM10 limit by mid-October, averaging 76 µg/m³ in 2026 (up 5.6%), raising concerns of worse winter air pollution.
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2 results for"PM10 annual limit 60 µg/m³"
Arctic ice had been expanding for at least 1,000 years before reaching its greatest extent around 1960; researchers say greenhouse warming then reversed a natural slide toward another ice age
A new study suggests that the Arctic was already moving towards another glaciation nearly 2,000 years ago, before rising greenhouse gas emissions reversed