This article's lead sectionmay be too short to adequately summarize the key points. Please consider expanding the lead to provide an accessible overview of all important aspects of the article.(July 2020)
On the coast of Androy, the southernmost point of Madagascar, the weather conditions don't allow the fishermen to go fishing very often. The dunes build up, day by day, over fertile land. But that's not the worst. The population is missing the most important element, water. To calm their thirst and hunger, many villages eat "raketa mena", a cactus whose scientific name is Opuntia stricta. But this cactus is an invader that dries out the land. What is the solution?
