Trump orders more San Joaquin Valley water into farms, California cities

During a visit Wednesday to California's Central Valley, President Trump announced the completion of a regulatory review that will send more water from the San Joaquin Valley to farms and cities in the southern half of California. Environmentalists say the new allocation of water poses a risk to endangered fish and other native species.

Ag district refuses to pay for California’s twin-tunnel water project

The board of the largely agricutlural Westlands Water District voted 7-1 against taking part in Gov. Jerry Brown's twin-tunnel project "to remake the fragile estuary that serves as the hub of California's water delivery network," reports the Sacramento Bee. The decision, by the first water agency to vote on the project, is "a potentially fatal blow" to the $17-billion project.

Agricultural irrigation cools Yellow River basin, scientists say

The seventh-longest river in the world, the Yellow River, irrigates 15 percent of China's farmland, such a broad dissemination of water that it has a measurable effect on temperature, says a team of scientists. In a paper published in Atmospheric and Oceanic Science Letters, they said that when irrigation is in use, air temperatures are lower.

Western Kansas tests drip irrigation delivered from a center pivot

Three farmers in western Kansas are partnering with a state agency in a test of thrifty irrigation systems that require less water to grow crops in the Plains

California faces choice: dams or water management

Caught in a multi-year drought, California voters approved $7.1 billion in bonds last year to improve the state's water infrastructure, and now faces the choice of where and how to spend the money, says the New York Times.

US House panel votes to block clean water rule

The House Appropriations Committee voted to block EPA's proposed "waters of the United States" rule as part of a fiscal 2015 interior and environment spending bill. Members approved the bill on a mostly party-line vote of 29-19. "Republicans have derided the measure as a brazen power grab that could result in the EPA expanding its jurisdiction to ponds, trenches or even dry riverbeds," said The Hill newspaper.