Physiological stress experienced by a plant as a result of a lack of available moisture or a low water potential in the surrounding soil; an instance of this. Economic or political pressures in a country or region as a result of insufficient access to fresh water.
|Global assessment (1st work programme), Asia-Pacific assessment|
Water stress occurs in an organism when the demand for water exceeds the available amount during a certain period or when poor quality restricts its use.
|Europe and Central Asia assessment, Africa assessment, Americas assessment|