Math, asked by akshgarg44, 5 months ago

reduction in pollution during and before lockdown ​

Answers

Answered by rajmanikumar01011989
3

Step-by-step explanation:

Among other pollutants, NO2 (−52.68%) and CO (−30.35%) level have also reduced during-lockdown phase. About 40% to 50% improvement in air quality is identified just after four days of commencing lockdown.

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