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Atmospheric CO₂ (Mauna Loa) vs US Youth Unemployment

Atmospheric CO₂ (Mauna Loa) and US Youth Unemployment correlate at r = -0.29 over 35 years (1991–2025), p = 0.087. With the time trend removed, r = -0.37. Not statistically significant.

Verdict: Not statistically significant. With n = 35, this correlation isn't statistically significant (p = 0.087). It could easily be chance.

Pearson r
-0.29
p-value
0.087
Years compared (n)
35 (1991–2025)
95% confidence interval
-0.57 to 0.04
Correlation with the time trend removed
-0.37

Sources

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