Water stress occurs when the demand for water exceeds the available amount during a certain period or when poor quality restricts its use.
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www.greenfacts.org/glossary/wxyz/water-stress.htm
www.greenfacts.org/glossary/wxyz/water-stress.htm
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A country is said to experience "water stress" when annual water supplies drop below 1,700 cubic meters per person. At levels between 1,700 and 1,000 cubic meters per person, periodic or limited water shortages can be expected.
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academic.evergreen.edu/g/grossmaz/LARSENST/
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Water stress occurs when roots cannot supply enough water to satisfy evaporative demand of water transpiring from leaves. Root water uptake is a function of soil water availability, root depth and density, and location of roots relative to water in the soil.
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www.ipm.iastate.edu/ipm/icm/1998/4-9-1998/yieldvar.html
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Report calls for increase in water infrastructure investment as climate change and rising populations combine to put pressure on water supplies.
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www.businessgreen.com/business-green/news/2238684/un-ha...
www.businessgreen.com/business-green/news/2238684/un-half-world-population-face
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Nov 19, 2009 Recognizing Water Stress in Plants.
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www.thearb.org/water_stress.htm
www.thearb.org/water_stress.htm
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The objective of this study was to examine the influence of soil water stress and drying techniques on the retention of artemisinin. 1993. Effect of water stress and post-harvest handling on artemisinin content in the leaves of Artemisia annua L. p. 628-631. In: J. Janick and J.E. Simon (eds.), New crops. Wiley, New York.
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www.hort.purdue.edu/newcrop/proceedings1993/V2-640.html
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Sub-Saharan Africa suffers from greater levels of water stress than many other regions in the world. Experts say wise economic development focused on infrastructure and improved treaties on water allocation are crucial to relieving this stress. Why is sub-Saharan Africa more vulnerable to water stress than other regions?
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www.cfr.org/publication/11240/water_stress_in_subsahara...
www.cfr.org/publication/11240/water_stress_in_subsaharan_africa.html
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May 27, 2009 Water stress results from an imbalance between water use and water resources. The water stress indicator in this map measures the proportion...
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www.worldwatercouncil.org/index.php?id=25
www.worldwatercouncil.org/index.php?id=25
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The alarming extent of water scarcity across the world is detailed in a map compiled by a leading environmental think tank. The alarming extent of water scarcity across the world is detailed in a map compiled by a leading environmental think tank. Stress points;
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news.bbc.co.uk/2/hi/science/nature/5269296.stm
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