Before revision: The expansion of the Hadley circulation due to climate change is consistent with the Held–Hou model, which predicts that the latiduinal extent of the circulation is proportional to the square root of the height of the tropopause.
After revision: The expansion of the Hadley circulation due to climate change is consistent with the Held–Hou model, which predicts that the latitudinal extent of the circulation is proportional to the square root of the height of the tropopause.