Delhi air improved in 2022, was 2nd cleanest in 6 years

The annual average PM2.5 concentration of Delhi in 2022 fell below 100 micrograms per cubic metre for only the second time since 2017, making the year gone by the second cleanest in the last six years. However, the 2022 average was still 2.5 times higher than the annual national ambient air quality standard of 40 micrograms/cubic metre and 20 times higher than WHO’s safe limit of 5.

January 02, 2023 at 01:52AM

from Times of India

https://ift.tt/o2Gh6RM

No comments:

Post a Comment

Is chewing food linked with a long and healthy life?

Chewing food thoroughly is crucial for digestion, nutrient absorption, and overall health. While the ideal number of chews varies, aiming fo...