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US Renewable Energy Share vs US Net Migration

US Renewable Energy Share and US Net Migration correlate at r = +0.55 over 61 years (1965–2025), p < 0.0001. With the time trend removed, r = -0.30. Likely spurious (shared time trend).

Verdict: Likely spurious (shared time trend). Both series mostly just trend over time. After removing that trend the correlation collapses to -0.30 — the relationship is probably coincidental, not causal.

Pearson r
+0.55
p-value
< 0.0001
Years compared (n)
61 (1965–2025)
95% confidence interval
0.35 to 0.71
Correlation with the time trend removed
-0.30

Sources

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