Figure 10. Statistical graph of daily carbon dioxide (CO2) concentration with NAAQS Limit at 1000 ppm represented as 1ppm on the graph

From

Air Quality Assessment in Abattoir Facility, Obinze, Owerri West, Imo State, Nigeria

Ebe T. E., Udensi J. U., Ojiaku A., Ejiogu C. C., Nwachukwu J I., Egbuawa O. I., Osondu I.M., Alozie C. P., Osondu I. M., Iroegbu D. C.

American Journal of Environmental Protection. 2023, 11(2), 49-55 doi:10.12691/env-11-2-3