Water desalination is the process of removing salt and other impurities from seawater or salty groundwater to make it safe and usable for drinking or irrigation. Full definition
In the past, many islands depended on fresh water lenses to provide drinking water, but overexploitation of this resource has caused problems and created the need for water desalination plants on many of the islands. (humanrights.gov.au)
It can also be used for water desalination with 8 MWe in power cogeneration. (world-nuclear-news.org)
Mushrooming of Sea water desalination systems in the Middle East: Discharging of desalination & Cleaning chemicals & Concentrated brine into Oceans & Seas. (realclimate.org)