This April 3, 2015, aerial photo shows golf course communities bordering the desert in Cathedral City, Calif. (AP)
This April 3, 2015, aerial photo shows golf course communities bordering the desert in Cathedral City, Calif. (AP)
Homes with swimming pools border the desert of this neighborhood Friday, April 3, 2015, in Cathedral City, Calif. (AP)
Aerial view overlooking landscaping on April 4, 2015 in Ramona, California. (Sandy Huffaker/Getty Images)
Aerial view overlooking landscaping on April 4, 2015 in San Diego. (Sandy Huffaker/Getty Images)
Aerial view overlooking landscaping on April 4, 2015 in San Diego, California. (Sandy Huffaker/Getty Images)
Aerial view overlooking landscaping on April 4, 2015 in San Diego, California. (Sandy Huffaker/Getty Images)
Aerial view overlooking landscaping on April 4, 2015 in San Diego, California. (Sandy Huffaker/Getty Images)
Aerial view overlooking landscaping on April 4, 2015 in San Diego, California. (Sandy Huffaker/Getty Images)
Aerial view overlooking landscaping on April 4, 2015 in San Diego, California. (Sandy Huffaker/Getty Images)
Aerial view overlooking landscaping on April 4, 2015 in San Diego, California. (Sandy Huffaker/Getty Images)
Aerial view overlooking landscaping on April 4, 2015 in Rancho Santa Fe, California. (Sandy Huffaker/Getty Images)
This April 3, 2015, aerial photo shows the Porcupine Creek Golf Club bordering the desert in Rancho Mirage, Calif. (AP)
Images of lush green grass and blue swimming pools juxtaposed against the parched shrubs of the surrounding landscapes illustrate the challenge California faces as the state attempts to reduce water usage during the drought.