The claim made by the author in the article is to urge his audience to save water and stop wasting water.
Explanation:
"Why is America running out of water?" is an article written by Jon Heggie. The article talks about the serious issue of water running out in America.
The author presents various data to prove his point and make his audience aware of the serious condition that the United States is going through. The author urges his audience to save water and also provides an example of Los Angeles, where water is carefully used.
Therefore, the claim the author is making is to urge his audience to save water.
