Month R2 R2 Y-intercept Y-intercept Without dummy analysis With dummy analysis Without dummy analysis With dummy analysis Oct-11 0.42 0.65 409 402.2 Nov-11 0.4 0.44 392 398.5 Dec-11 0.64 0.68 398.2 408 Jan-12 0.72 0.76 407 413.3

Table 1: Correlation between CO2 mixing ratios and wind speed with and without including months as a dummy variable.