Additional file 1: Figure S1. Afternoon average CO2 time series for the background towers. Figure S2. Hourly-averaged CO2 for the six specific days with the largest deviations amongst the potential background towers. Figure S3. Afternoon-average CO2 differences of background towers as a function of wind direction and season. Figure S4. Composited 31-day running median afternoon-average CO2 enhancements using alternate backgrounds. Figure S5. Corn production by county for 2017. Figure S6. Composited afternoon CO2 vertical profiles for growing and dormant seasons. Figure S7. Composited median afternoon-average CO2 enhancement from Tower 01, as a function of urban land cover fraction and tower height.
|Date made available||Jan 1 2021|
|Publisher||figshare Academic Research System|