Weekly integrated NO2 and NO concentrations measured at 146 locations in Accra, Ghana for 2019 – 2020 (Wang et al Science of The Total Environment 2021)

Citation: Wang et al. " Nitrogen oxides (NO and NO2) pollution in the Accra metropolis: Spatiotemporal patterns and the role of meteorology" Science of The Total Environment 803, 149931.

Link to paper: https://doi.org/10.1016/j.scitotenv.2021.149931

Datasets

Weekly Intergrated_NO2 and NO_Fixed_Sites.csv – weekly gravimetric NO2 and NO concentration measured at fixed sites.

Weekly Intergrated_NO2 and NO_Rotating_Sites.csv – weekly gravimetric NO2 and NO concentration measured at rotating sites.

Note: See publication above for details on fixed and rotating sites, and correction process for continuous PM2.5 values. Datasets contain samples that met inclusion criteria described in publication.

Variables in csv files

ID: Site ID

Start_date: measurement start date   

Start_time: measurement start time  

End_date: measurement end date     

End_time: measurement end time                 

site_type:

·       CBI: Commercial, traffic, or industrial  

·       High density: High-density residential  

·       Medium/Low density: Low or medium density residential  

·       Background: Peri-urban         

Lat: Latitude as decimal degrees

Lon: Longitude as decimal degrees   

Season:

·       Non-Har: non-Harmattan

·       Har: Harmattan

Weekly gravimetric concentrations in ug/m3 and ppb