GMAT Critical Reasoning (CR) | Re: Most of the power plants dispose of their waste water, used

Most of the power plants dispose of their waste water, used to cool the plant, in wastelands or dried up rivers. Central water research institute, which monitors underground water quality for its consistency, report that uranium makes up for an ever increasing percentage of water pollutants in samples the institute collect. Hence, the efforts to decrease the amount of uranium in waste water that power plants dispose without treating are yielding no results.

Which of the following statements