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Atmospheric Methane (global) vs US Egg Consumption per Person

Atmospheric Methane (global) and US Egg Consumption per Person correlate at r = +0.66 over 40 years (1984–2023), p < 0.0001. With the time trend removed, r = -0.05. Interpret with caution.

Verdict: Interpret with caution. Much of the apparent link is driven by a shared time trend: r falls from 0.66 to -0.05 once the trend is removed.

Pearson r
+0.66
p-value
< 0.0001
Years compared (n)
40 (1984–2023)
95% confidence interval
0.45 to 0.81
Correlation with the time trend removed
-0.05

Sources

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Correlation does not imply causation. How the verdict is worked out.