Southern Africa has seen a rise in tropical cyclones recently. The most recent examples were Cyclones Kenneth and Idai that hit Mozambique and surrounds.
In the latest episode of Pasha Dr Jennifer Fitchett, a senior lecturer in physical geography at the University of the Witwatersrand in South Africa, explained why this is happening.
This episode also looked at naming cyclones and how they are measured.
Photo: By lavizzara Cyclone Idai heading towards Mozambique and Zimbabwe in 2019 - Elements of this image furnished by NASA. Shutterstock