Air Pollution – Brief Analysis for October 2023 - Section 1 – Data Analysis for period Jan 2022 to October 2023

• In comparison between October 2023 and 2022, AQI has decreased in both Delhi and Korba • The different colour bands in the graph respond to the AQI categories as stated in the NAAQs (More later in the document) The above graph shows the monthly AQI comparison between 2022 and 2023 for Korba Environics Trust – October 2023 2 The above graph shows the monthly AQI comparison between 2022 and 2023 f. [...] The smaller the size of the particles, the easier for it to enter the air stream of the body and cause more impact. [...] In both Delhi and Korba, the values were more than 4 times the values in some of the months. [...] The numbers in the map show the Average and Maximum AQI for each location along with the device number. [...] Blank implies device did not work Average AQI, Device Wise at Korba for October 2023 Dat 666 861 758 777 655 571 739 654 741 852 812 771 843 732 905 547 e 44 05 50 65 62 30 30 06 76 15 05 79 40 36 87 49 1 - - 51 161 126 - - - - - - - 61 73 67 61 2 - - 35 70 154 - - - - - - - 69 54 43 71 3 - - 29 69 149 - - - - - - - 35 34 40 40 4 - - 68 127 308 - - - - - - - 90 59 91 66 5 - - 69 162 309 - - - - -.