UPSC Mains 2021Question 7General Studies 3Environment150 words
Describe the key points of the revised Global Air Quality Guidelines (AQGs) recently released by the World Health Organisation (WHO). How are these different from its last update in 2005? What changes in India’s National Clean Air Programme are required to achieve these revised standards ? (Answer in 150 words)
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Class 12Geographical Perspective on Selected Issues and Problems— NCERT Geography, Chapter 9. The last chapter of the book takes a geographer's look at problems that growth has created. Pollution — the release of substances and energy from human waste — is…
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