Recent Changes in the Annual Mean Regional Hadley Circulation and Their Impacts on South America

<div>Normalized time series for the annual mean HCAO: (a) intensity index and (b) poleward edge in the period 1996–2011 with the linear trend (red dotted line).</div>

Advances in Meteorology

fig4

Figure 4

Figure 4: Recent Changes in the Annual Mean Regional Hadley Circulation and Their Impacts on South America 