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Science et changements planétaires / Sécheresse

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Alternative freshwater resources Volume 11, issue 4, Décembre 2000

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Authors
Commissariat à l’énergie atomique, Equipe du supercritique pour l’environnement, les matériaux et l’espace, Institut de chimie de la matière condensée de Bordeaux, av. du Dr-A.-Schweitzer, 33608 Pessac Cedex, France.
  • Page(s) : 281-8
  • Published in: 2001

We describe alternative techniques for obtaining freshwater. These include seawater desalinization and recovery of atmospheric humidity, fog and water vapour. We assess fog recovery, while focussing more closely on how dew was collected in the past and why higher yields could now be envisaged. Adsorption processes involving reusable desiccants are also considered.