Warming temperatures Archives ~ MAVEN'S NOTEBOOK

June 10, 2025

Increasing interplay among extreme events and land subsidence impacts calls for urgent mitigation and policy action to reduce detrimental ramifications...

SAN FRANCISCO ESTUARY & WATERSHED SCIENCE: The State of Bay-Delta Science 2025, part 1

Guest Contributor

Delta science

April 1, 2025

From the latest issue of the San Francisco Estuary and Watershed Science: The State of Bay–Delta Science: An Introduction to...

CU BOULDER: One in two El Niño events could be extreme by mid-century

University of Colorado at Boulder

Hydrology Science

November 18, 2024

By Yvaine Ye, Colorado University at Boulder With the climate pattern known as El Niño in full force from mid-2023...

EOS: Many of the world’s cities have gotten wetter

American Geophysical Union

Climate change Science

October 17, 2024

Dense populations, aerosols, and cities’ tendency to raise temperatures contribute to higher levels of precipitation in urban areas than in...

DESERT RESEARCH INSTITUTE: Rising temperatures will significantly reduce streamflow in the Upper Colorado River basin as groundwater levels fall, new research shows

Desert Research Institute

Climate change Colorado River Science

May 24, 2024

Climate change will dramatically impact streamflow and its contributions to the Colorado River by increasing forest water use and reducing...

EOS: The escalating impact of global warming on atmospheric rivers

American Geophysical Union

Climate change Science

February 12, 2024

by Saima May Sidik Ribbons of water vapor called atmospheric rivers wind through the troposphere, moving the planet’s moisture from...

NOTEBOOK FEATURE: In 2021 people used all the runoff in the Delta watershed—how it happened and lessons learned

Robin Meadows

Delta science Notebook News and Features Planning and management

August 2, 2023

by Robin Meadows This year is a classic example of the way California’s water system was designed to work. Winter...

CAL MATTERS: California’s ancient ‘asbestos’ forests no longer seem immune

Cal Matters

Wildfires and watersheds

September 28, 2020

The North Coast’s rainforests are hotter, drier and less foggy. That means more dangerous fires that can scar iconic redwoods....

THE DELTA AND THE TRIBUTARIES, part 2: California’s salmon face challenges, but there are success stories, too

Maven

Fish and wildlife Notebook News and Features

February 21, 2018

In the fall of every year, an incredible phenomenon takes place in the Central Valley: the fall salmon run. Adult...

THIS JUST IN … New Report Shows 74 Percent of California’s Native Salmon, Steelhead and Trout Likely to Be Extinct in 100 Years, 45 Percent in 50 Years if Trends Continue

Cal Trout

Fish and wildlife Reports

May 16, 2017

“State of the Salmonids II: Fish in Hot Water” report details crisis, IDs opportunities to reverse trend From Cal Trout:...

CA WATER LAW SYMPOSIUM: Chuck Bonham on going big in the Delta

Maven

Ecosystems Fish and wildlife Notebook News and Features

March 1, 2017

“Water is an issue where we need to reach farther, dig deeper, and dream dreams, particularly when it comes to...

Delta smelt symposium, part 3: The path forward: Climate change, recovery planning, and restoration

Maven

Delta science Fish and wildlife Notebook News and Features

July 7, 2016

Presenters discuss climate change, extinction, artificial propagation and stocking, and tidal marsh restoration Coverage of the Delta and longfin smelt...

Climate variability and change: Trends and impacts on California agriculture

Maven

Agriculture Best of the Notebook Notebook News and Features

June 23, 2016

Dr. Tapan Pathak looks at how climate variability, increasing temperatures, and changing precipitation could affect California agriculture In this presentation,...

California’s water future: Converging threats, strategic responses

Maven

Best of the Notebook Notebook News and Features Policy and regulation

June 21, 2016

David Wegner says the assumptions of the second wave of water development are no longer valid; we must work together...

Conserving Chinook salmon at the southern end of their range: Challenges and opportunities

Maven

Best of the Notebook Delta science Fish and wildlife Notebook News and Features

December 15, 2015

NOAA Fisheries Rachel Johnson opens salmon symposium with a look at the outmigration and life history diversity strategies that have...