Water stress occurs when the demand for water exceeds the available amount during a certain period or when poor quality restricts its use. Water stress causes deterioration of fresh water resources in terms of quantity (aquifer over-exploitation, dry rivers, etc.).
Water business council for sustainable development. The main aim WBSCD program is to enhance awareness in the business community of critical water issues.
Entire world – Domestic (8%), Industrial (22%), Agriculture (70%) High income countries -Domestic (11%), Industrial (59%), Agriculture (30%) Low and middle income countries –Domestic(8%), Industrial (10%), Agriculture (82%).
Four ways people contribute to water issue :
Trends that will affect fresh water use are as follows :
Industry role to alleviate water stress :
Virtual water is defined as the water we use without knowing to us or the water that is not visible to us is called virtual water.
To save or reduce the usage of the virtual water farmers should crop by using different technologies have devised way to get more crops with less water.
This can also be done by human beings by consuming the food which requires less water consumption after eating.
Use of vegetables and fruits will make us to consume less water when compare to meat and beef Etc.
Is defined as former wastewater (sewage) that is treated to remove solids and impurities, and used in sustainable landscaping irrigation, to recharge groundwater aquifers, to meet residential, commercial and industrial water needs, and for drinking.
The purpose of these processes is water conservation and sustainability, rather than discharging the treated water to surface waters such as rivers and oceans.
In some cases, recycled water can be used for stream flow augmentation to benefit ecosystems and improve aesthetics (branch of physics deals with the nature of art, beauty and taste.