Answer
b. finding new sources of freshwater
Explanation
There are many ways of solving water shortage. Some of them are the one given in the choices on the question.
Desalination is a process of turning seawater into freshwater. This automatically is solve the water problems.
When we reduce over consumption of water we will be saving water for the dry spells hence solving water crisis during severe periods.
The best method of solving water crisis is by installing wastewater treatment plants. This will make it possible to recycle water instead of draining it to the ground.
The remaining choice is the only method that cannot solve water crisis. That is; finding new sources of freshwater.
There are a lot of water bodies. The one that is not an option for solving the world water crisis is finding new sources of freshwater.
There are different kinds of crisis. Clean freshwater is known to be a key ingredient for a healthy human life.
Studies has shown that about 1.1 billion people lack quick access to water and also another has shown that there is about 2.7 billion people who experience water scarcity for about one month a year. Finding new sources of freshwater would not solve the issue.
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