SACRAMENTO, Calif. (AP) – Gov. Jerry Brown is taking a blunt approach with critics of his $15 million plan to build twin tunnels to send water around the Sacramento-San Joaquin Delta.

Brown said Wednesday that until critics have studied the problem for a million hours, they should “shut up, because you don’t know what the hell you’re talking about.”

READ MORE: Ring Videos Show Creepy Encounters By Man At Home of Sacramento Mother And Her Children

The Democratic governor says that’s how long state officials have spent on the controversial proposal to divert water from the Sacramento River.

The problem of conveying water north to south has confounded California leaders for 50 years. Brown said it requires complex solutions not everyone likes.

READ MORE: 'I Thank God': More California Churches To Offer Vaccines In Effort To Reach Underserved Communities

Tunnels critic Barbara Barrigan-Parrilla says the real experts are people who live and work in the Delta. She says they won’t go away, and they won’t shut up.

 

MORE NEWS: 'A Trend That Won't Go Away': Sacramento City Leaders Consider Permanent Plans For Street Dining

Copyright 2015 The Associated Press.