Research Article

An Analysis of Tropical Cold-Point Tropopause Warming in 1999

Figure 9

Regressed (blue line) and observed (black line) CPTT daily time series. For details on the regression, please see Section 4. “Corr” represents the correlation coefficient between observed and regressed CPTTs for 1999. “” denotes that the correlation coefficients exceed the significance test at the 95% confidence level.