Particulate Matter emissions Current Affairs, GK & News

Air Quality Early Warning System (AQEWS) enhanced

The Indian Institute of Tropical Meteorology (IITM) has developed a new ‘Decision Support System’ (DSS) as well as ‘Air Quality Early Warning System’ (AQEWS). These systems were launched by Union Minister of State (Independent Charge) Science and Technology, Dr Jitendra Singh. Key Facts DSS and AQEWS systems were launched for better air-quality management in Delhi-NCR ..

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WHO revises Air Quality norms

The World Health Organisation (WHO) has revised its global air quality guidelines and recommended more stringent standards for key pollutants. Key facts WHO set the new standards in the first update of its air quality guidelines since 2005. PM 2.5 norms for 24 hours average has been changed to 15 micro-g/m3 against 25 micro-g/m3 in ..

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NASA: Air Pollution in India at 20 year low

On April 22, 2020, NASA (National Aeronautics and Space Administration) announced that Air Pollution in India has reached 20 year low. Highlights According to the data published by NASA, the Aerosol Optical Depth in 2020 has been the least as compared to the average of 2016 to 2019. Aerosol Optical Depth is absorption of light ..

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Peak Hour Pollution flattened due to COVID-19

In Indian big cities, the peak hour pollution in the morning and evening flattened due to the lock down. The lock down imposed in the country to contain the spread of COVID-19 has brought down particulate matter of sizes less than 2.5 microns greatly. Highlights The big metropolitans like Chennai, Bengaluru, Mumbai, Kolkata and Hyderabad ..

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Delhi cabinet approves new policy on pollution

On December 24, 2019, CM of Delhi Arvind Kejriwal introduced a new policy to make Delhi the capital of Electric vehicles. Under the policy, the government has planned to provide subsidies to electric vehicles. Highlights The goal of the policy is to ensure that 25% of new vehicles registered are electric by 2024. Along with ..

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