Table 1.

Correlation of various physical attributes with global temperatures. Source: d’Aleo [47].

Factor	Years	Correlation (Pearson Coefficient)	Correlation Strength (R-squared)
Carbon Dioxide (CO2)	1895–2007	0.66	0.43
Total Solar Irradiance (TSI)	1900–2004	0.76	0.57
Ocean Warming Index (PDO and AMO)	1900–2007	0.92	0.85
Carbon Dioxide Last Decade	1998–2007	–0.14	0.02