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Sécheresse : cinq solutions pour ne pas mourir de soif
Water shortages: five solutions to avoid dying of thirst
Desalinating seawater, towing icebergs, recycling wastewater, using chemicals on the clouds or building mega-reservoirs. Which of these five solutions to possible water shortages in 2050 are credible? Answers from the hydrologist Emma Haziza.
Presenter: Gwenaëlle Dekegeleer.