All three have failed to emerge from the Inter Tropical Convergence Zone since the leaders made a relatively fast escape.
2.
Many of these events stimulate the economy as they attract boats and persons who may need repairs to their boats or who may need to learn new routes to shelter their boats during hurricanes or Inter Tropical Convergence Zones ( ITCZs ) which are weather systems which affect this part of the world for almost half of the year every year.