Hadley Circulation Widening and Cloud-Area Changes

Quantifying the physical linkage between tropical expansion and cloud redistribution

Key Results

Hadley widening+0.262 deg/decade
Storm track shift+0.266 deg/decade
Midlat cloud trend+0.172%/decade
Tropical cloud trend-0.029%/decade
Hadley-Cloud corr.r = 0.72
Hadley attribution45.0%
Storm attribution50.9%

Cloud Fraction Trends

Mechanism Attribution

Cross-Correlations