IOD is related to multiple cyclones that have ravaged East Africa in 2019 killing thousands aided by warmer than normal waters offshore (starting with Cyclone Idai and continuing on to the 2019–20 South-West Indian Ocean cyclone season), Australian drought & bushfires (convective IOD cycle brings dry air down on Australia), 2020 Jakarta floods (convective IOD cycle prevents moist air near tropics from going south to Australia, concentrating it), and more recently the 2019–20 East Africa locust infestation[31] (via number of supportive weather factors).