Cyclones in Southern Africa - Five Essential Reads TC_Africa: SouthernAfrica
After travelling for 15 days across the Indian Ocean, Tropical Cyclone Freddy made landfall on the east coast of Madagascar on February 21, 2023. This image shows Freddy just east of Madagascar at 1.50pm local time on February 21. It was acquired by the Visible Infrared Imaging Radiometer Suite on the NOAA-20 satellite, using VIIRS data from NASA EOSDIS LANCE, GIBS/Worldview, and the Joint Polar Satellite System .
Both island nations are located in the Indian Ocean and are no strangers to tropical cyclones. But, as the global climate shifts, such storms will become ever more common, endangering millions of people in Madagascar, Mauritius and other countries in the southern African region like Mozambique and Malawi.
The Conversation Africa has published a number of articles explaining the science of tropical cyclones and the role climate change is playing in their increasing frequency and force. Here are five essential reads.Tropical cyclones are huge. They can span more than 1,000km in diameter and they draw their energy from the ocean heat - ocean surface temperatures of at least 26⁰C are required for tropical cyclones to form.
In the wake of tropical storms Idai and Kenneth, researcher Chris Changwe Nshimbi argued that the Southern African Development Community had once again proved that it wasn't ready to deal with environmental disasters as a collective. He traced the reasons for these shortcomings and suggested ways forward - more critical than ever as tropical storms and other climate-related crises hammer southern Africa.
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