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Category Archives: Planning and Management
Some curious things about water management
By Jay R. Lund *This is a repost of a blog originally published in 2012. Water management is often very different from what we think intuitively, or what we have been taught. Here are some examples. 1. Most water decisions … Continue reading
Posted in California Water, Economy, Floodplains, Planning and Management, Sacramento-San Joaquin Delta, Water Conservation
Tagged California, chicken, economics, Jay Lund, Sacramento-San Joaquin Delta, UC Davis Center for Watershed Sciences, water demand, water management, water planning, water supply, water systems
2 Comments
Functional Flows for Developing Ecological Flow Recommendations
by Sarah Yarnell, Alyssa Obester, Ted Grantham, Eric Stein, Belize Lane, Rob Lusardi, Julie Zimmerman, Jeanette Howard, Sam Sandoval-Solis, Rene Henery, and Erin Bray To protect California’s native aquatic species, stream flows need to be managed to support important ecological … Continue reading
Posted in Conservation, Planning and Management, Water Markets
Tagged environmental flows, functional flows, Sarah Yarnell
4 Comments
Opportunities for Science Collaboration and Funding in the Delta
by Aston Tennefoss The Sacramento-San Joaquin Delta (Delta) is central to California’s water supply system, and serves a diverse group of stakeholders, including local, state, and federal agencies, elected officials, and water users. Its islands, channels, and wetlands also are … Continue reading
Posted in Delta, Planning and Management, Sacramento-San Joaquin Delta, Uncategorized
Tagged Aston Tennefoss
1 Comment
Fish managers tasked with ranching? Conservation wins
by Ann Willis In May, the Wildlife Conservation Board (WCB) approved $2.4M for the California Department of Fish and Wildlife (CDFW) to acquire Shasta Big Springs Ranch on the Shasta River, a tributary to the Klamath River. This follows a … Continue reading
Posted in Agriculture, Conservation, Planning and Management, reconciliation, Sustainability
Tagged Ann Willis, Klamath River, Shasta River
2 Comments
Modeling, Measuring, and Comparing Crop Evapotranspiration in the Delta
by Jesse Jankowski Crop evapotranspiration (ET) is the biggest managed loss of water in California, accounting for roughly 80% of human net water use, and includes crop water applications transpired from plants and evaporated from soil. Methods to estimate ET … Continue reading
Posted in Agriculture, California Water, Delta, Planning and Management, Tools
Tagged evapotranspiration, Jesse Jankowski
1 Comment
California’s Water Data Problems are Symptoms of Inchoate Science and Technical Activities
“The truth is lost when there is too much contention about it.” – Publius Syrus (43 BC) by Jay Lund In 2016, California’s legislature passed AB 1755, the Open and Transparent Water Data Act, requiring that State agencies provide water … Continue reading
Back to Dry – Get Organized and Prepared for Drought Again
by Jay Lund Despite this week’s rain and snow, California is back to dry conditions again after a very wet 2017. With about four weeks left in the normal wet season, the Sacramento Valley is at about 65% of average … Continue reading
Advice on Voluntary Settlements for California’s Bay-Delta Water Quality Control Plan Part 3: Science for Ecosystem Management
by Jeffrey Mount, PPIC Water Policy Center* Recommendation Improving Delta ecosystem functions under the State Water Board’s proposed Bay-Delta Water Quality Control Plan will require a complex series of changes to water and land management—and a strong science program to … Continue reading
Los Angeles and the Future of Urban Water in California
by Erik Porse Los Angeles is a grand American urban experiment. It brings emerging ideas into the mainstream, sometimes for better, and sometimes for worse. In the early 20th Century, it seemed fanciful to build a metropolis in a region … Continue reading
Making water for the environment count in an era of change: Cautionary tales from Australia
by Alison Whipple The specter of California drought looming again on the horizon gives renewed urgency for water policy and management reforms. Recent discussions reflect a growing recognition that our future depends on us making water count for both humans … Continue reading
Posted in Around the World, Climate Change, Planning and Management, Sustainability
Tagged Alison Whipple
1 Comment