ARCHIVED CONTENT: In December 2020, the CZO program was succeeded by the Critical Zone Collaborative Network (CZ Net) ×



More news about SSCZO on Center for Ecosystem Climate Solutions

24 Nov 2020 - More news about SSCZO on Center for Ecosystem Climate Solutions, which grew out of the SSCZO, also on Sustainable California

NSF Blog: No soils, no life

27 Oct 2020 - They’re beneath our feet, but we seldom hear important signals in the soils

2020 CZO Webinar Series on Sustainability

17 Jun 2020 - For an updated listing of these talks, including abstracts, see /national/education-outreach/sustainability-2020/ The U.S....

Southern Sierra CZO Videos

04 May 2020 - Onward California - University of California television spots showcase Southern Sierra CZO research


Researcher Spotlight: Morgan Barnes

14 Nov 2018 - Say 'Hello!' to biogeochemist Morgan Barnes! Morgan specializes in the study of soil nutrient biogeochemistry, focusing on phosphorus in the Sierras

Congratulations Jill Marshall on receiving the 2018 Luna B. Leopold Young Scientist Award

06 Nov 2018 - Marshall Receives 2018 Luna B. Leopold Young Scientist Award

Researcher Spotlight: Jeff Lauder

24 Oct 2018 - Meet forest ecologist Jeff Lauder! Lauder's research focuses on Sierra Nevada Conifers and how they have been responding to stress during drought!

Multiple postdoc and grad student opportunities at UC Merced

12 Sep 2018 - Two postdoctoral scholar positions and multiple MS or PhD research assistantships are currently available at the University of California, Merced....

Research Program Update: September 2018

07 Sep 2018 - Recent activities and findings, funding opportunities, upcoming events, and other updates

Research Program Update: July 2018

17 Jul 2018 - Recent activities and findings, funding opportunities, upcoming events, and other updates

Research Program Updates: May 2018

27 May 2018 - Recent activities and findings, funding opportunities, upcoming events, and other updates

Researcher Spotlight: Ryan Bart

23 May 2018 - Meet ecohydrologist Ryan Bart! Ryan studies the interactions between water and ecosystems within the Sierra Nevada and other regions.

Researcher Spotlight: Russell Callahan

11 Apr 2018 - Meet the people behind the research! Russell uses a combination of geophysics and regolith geochemistry to understand landscape evolution.

Researcher Spotlight: Caitlin Collins

13 Mar 2018 - Meet the minds behind the data! Caitlin specializes in modeling water fluxes from drop to catchment scale, tracking water through the Critical Zone.

Discussion paper open till April 5th in Biogeosciences

06 Mar 2018 - A discussion is open for the manuscript, "Elevating the biogeosciences within environmental research networks".

Research Program Updates: January 2018

17 Jan 2018 - Recent activities and findings, funding opportunities, upcoming events, and other updates

Watch Online: AGU 2017 Nye Lecture by Roger Bales

17 Jan 2018 - Dr. Roger Bales's Nye Lecture, "Making up for lost snow: lessons from a warming Sierra Nevada", is now available to watch online.

Undergraduate course curriculum, “Introduction to Critical Zone Science,” available free online

01 Jan 2018 - A 15-week semester-long upper-level undergraduate course curriculum entitled “Introduction to Critical Zone Science” is now available free online.


CZOs at AGU 2017

05 Dec 2017 - Information on CZO award recipients, events, presentations, etc. at the 2017 AGU Fall Meeting.

Visiting the Water Source: A Tour of the Kings River Headwaters

06 Nov 2017 - By Michelle Gilmore and Leigh Bernacchi   Ever wonder how we know what we know about water? Twenty-five intrepid water and forest managers,...

Observatory scientists volunteer with students at new STEAM Center in Merced

02 Nov 2017 - UC Merced scientists are sharing their research, stories, and expertise at Merced City School District's new STEAM Center.

Water Resources Research Special Collection: Concentration-discharge relations in the critical zone

30 Oct 2017 - Water Resources Research published a new special collection in September 2017 featuring concentration-discharge research from multiple CZOs.

CZNews: Fall 2017

25 Oct 2017 - The CZO National Office's quarterly newsletter CZNews: Fall 2017.

UCSB graduate team working on collaborative forest restoration strategies in Sierra Nevada

03 Oct 2017 - Five master's students at the UCSB Bren School are incentivizing restoration strategies for private landholders with Sierra RCD.

Earth Science Week 2017 Video Contest

15 Aug 2017 - For Earth Science Week 2017, the American Geosciences Institute invites you to enter the Earth Connections video contest. Submit a brief, 30-90...

CZNews: Summer 2017

27 Jul 2017 - CZO National Office's quarterly newsletter CZNews: Summer 2017.

New SSCZO comic artfully communicates research

19 Jul 2017 - Wonder what soils and sponges have in common? Or why some trees in the Sierra Nevada are dying while others are surviving? Find out in our new comic.

UCTV: Southern Sierra CZO researchers featured on Sustainable California channel

21 Jun 2017 - University of California Television (UCTV) features Bales, Conklin, Glaser, Safeeq, and others on the new Sustainable California channel

Contribute a classroom/field activity to NAGT’s Teach the Earth

22 May 2017 - Contribute a classroom or field activity to Teach the Earth.

2017 CZO Webinar Series: Critical Zone and Society

06 Apr 2017 - 2017 CZO Webinar Series: Critical Zone and Society.

Gobi Desert Dust Helps Sustain California’s Sierra Nevada

28 Mar 2017 - A team of researchers found that dust provides a much greater amount of nutrients to vegetation in the Sierra Nevada than previously thought.

NSF: Dust contributes valuable nutrients to Sierra Nevada forest ecosystems

28 Mar 2017 - NSF Press Release: New research finding provides insight into role dust may play as ecosystems change

K-12 Soil Science Teacher Resources

24 Mar 2017 - The Soil Science Society of America (SSSA) is a professional scientific society, made up of soil scientists, educators, and consultants focused on...


Putting Knowledge into Action: Critical Zone Science Course Visits Observatory Research Sites

21 Dec 2016 - Exploring the Critical Zone Observatory, undergraduates from UC Merced put their knowledge of soil science into action conducting field surveys.

Pushing the Limits on Water Isotope Measurement:  Lawrence Livermore and UC Merced

20 Dec 2016 - Lawrence Livermore and UC Merced researchers are tracking water through the critical zone using cutting-edge technology and new collection methods.

Critical Zone Q&A with researcher Adrian Harpold

19 Oct 2016 - University of Nevada Reno's Adrian Harpold reflects on his past and present time researching at Critical Zone Observatories.

Shale Hills CZO hosts Jorden Hayes for All-Hands 2016

16 May 2016 - Jorden Hayes (Southern Sierra CZO) was an invited speaker and visitor to the Shale Hills CZO All-Hands meeting in May 2016

High school research team visits SSCZO to study snowpack and tree canopy relationships

10 May 2016 - How do tree canopies affect winter wonderlands? Students from the Center for Advanced Research and Technology are finding out.

NY Times: Sierra Nevada Snow Won’t End California’s Thirst

11 Apr 2016 - New York Times reporter, Henry Fountain spoke with Southern Sierra CZO PIs Roger Bales and Martha Conklin and investigtor Mohammad Safeeq as they...

“Natural Inquirer” education journal features study by Southern Sierra researchers

01 Apr 2016 - A study by Southern Sierra Critical Zone Observatory researchers was featured in a recent issue of Natural Inquirer, a middle school...

White House Water Summit: UC Water joins the call to action with technology pioneered at SSCZO

22 Mar 2016 - As part of World Water Day, the White House is hosting a Water Summit today and released its Commitments to Action on Building a Sustainable...

Every El Nino is Different: Roger Bales comments on the state of CA snowpack on KQED Forum

18 Mar 2016 - UC Merced Professor Roger Bales was featured on the KQED Forum radio show on March 3, 2016. Bales responded to callers' questions...

SSCZO’s Cliff Riebe and Claire Lukens shed light on the role of sediment size in landscape evolution

26 Jan 2016 - Riebe et al. combine old isotopic techniques in new ways, with big results showing connections between sediment size, erosion, topography, and climate

Roger Bales in The Modesto Bee: Sierra is white with snow, but more drought solutions needed

22 Jan 2016 - SSCZO Principal Investigator Roger Bales wrote an opinion piece published in The Modesto Bee this week. He delivers messages that Californians and...


Roger Bales gives local context to Central Valley readers on UN Climate Conference

02 Dec 2015 - Bales offers local context on climate change and UN Conference for Cen. Valley-- and explains how California can pave the way to a sustainable future.

KQED Quest program features Eel River and Sierra CZOs

10 Nov 2015 - San Francisco's KQED public television features the Eel River and the Southern Sierra CZOs in a production of QUEST, a science and technology...

SSCZO researchers featured in Tulare Basin Wildlife Partners “One Watershed” series

15 Oct 2015 - SSCZO's Mohammad Safeeq, Carolyn Hunsaker, and Roger Bales discuss forest health, sustainable management, and impacts on water in a changing climate.

Please welcome Michelle Gilmore, SSCZO’s new Outreach & Education Manager!

13 Oct 2015 - Michelle Gilmore recently joined the SSCZO as Outreach & Education Manager.

Critical Zone Profile - CARLOS OROZA (systems engineer, PhD student)

07 Sep 2015 - PhD Student, Systems Engineering, University of California Berkeley

Critical Zone Profile - LINDSAY ARVIN (geomorphologist, PhD student)

07 Sep 2015 - PhD Student, Department of Geology and Geophysics, University of Wyoming

Critical Zone Profile - MELISSA THAW (mountain hydrologist, PhD student)

07 Sep 2015 - PhD Student, Environmental Systems, University of California Merced

Joint AGU-ESA Event Brings Together Collaborative Networks

17 Aug 2015 - Members of AGU and the Ecological Society of America came together in their first joint event to discuss opportunities for research collaboration.

Outreach/Education Manager position with SSCZO

05 Mar 2015 - The Education/Outreach position with the Southern Sierra CZO is open. Please share widely! We are looking for someone with enthusiasm and diverse...


Using a CZO network to explore the architecture, dynamics and evolution of the Critical Zone

03 Nov 2014 - The US CZO National Office has organized a webinar on December 8, 2014 at 11AM - 12:30 PM ET.

FAQ for 2014 All Hands Meeting

20 Aug 2014 - Answers to frequently asked questions.

2014 All Hands Meeting

24 Apr 2014 - Information for the 2014 All Hands Meeting for the CZO Network on 21-14 September, including registration information and abstract submission.

California Drought Update

18 Apr 2014 - The third dry year in a row has strained California water reserves, emphasizing research on how to improve water runoff quality and quantity.

“What’s so critical about the Critical Zone?” webinar

02 Apr 2014 - March 31, 2014. Dr. Enriqueta Barrera (NSF CZO program director) and Dr. Gordon Grant (USFS; CZO Steering Committee chairperson)

California drought exposes Sierra’s weaknesses

08 Feb 2014 - In California, below-average precipitation for the third year in a row has lead to a worrisome situation in the Sierras.

California’s drought sparks fears for future

25 Jan 2014 - Some say state needs to rethink policies to suitably deal with climate change


AGU all week! Southern Sierra CZO presentations

09 Dec 2013 - The AGU conference in San Francisco runs all this week! Check out more than a dozen presentations, posters and events from the Southern Sierra...

Potential for Rim fire ash runoff raises water quality concerns for Stanislaus County

09 Nov 2013 - Ash and sediment from last summer's Rim fire threaten water runoff in valley. M. Conklin says it's part of a larger problem for water supplies.

Data from a few Sierra Nevada white firs give clues to fate of species

13 Sep 2013 - A feature on the Critical Zone Tree-1, exploring climate change implications for white fir species

2013 August Public Field Trip featured in local newspaper

09 Aug 2013 - Mountain Press covers the 2013 August Public Field trip to the Southern Sierra Critical Zone Observatory site.

Discoveries in the Critical Zone: Where Life meets Rock

11 Jul 2013 - The National Science Foundation's Cheryl Dybas recently finalized a new report entitled "Discoveries in the Critical Zone: Where Life meets...

InTeGrating CZO Science

06 Jun 2013 - During the week of May 19, five faculty members interested in Critical Zone science traveled to Northfield, MN to participate in an InTeGrate...

Cyberseminar-Nutrient Deserts of the Sierra Nevada and Their Effects on Life, Soil & Topography

05 Apr 2013 - CZO Cyberseminar was hosted by Dr. Cliff Riebe and students, University of Wyoming on April 18th

High school students visit Providence site for research project

19 Mar 2013 - High school students from the Fresno area conduct research at the Providence site on snowpack depth and density - and how those vary around trees.

Watershed-scale Experimental Design (KREW webinar)

19 Mar 2013 - Research Ecologist Carolyn Hunsaker presented a USFS Landscape Science webinar on the Kings River Experimental Watershed on March 19th. This hourly...

Third snow survey shows continuing dry conditions

01 Mar 2013 - SACRAMENTO -- Snow surveyors today confirmed that water content in the mountain snowpack is well below normal for the date. {embed1} The...

Research Week Highlights Cutting-Edge Work

27 Feb 2013 - Annual display of varied research includes scientific discussions with students and faculty, a symposium by the Sierra Nevada Research Institute and a

UC Merced is bustling with students and wildlife

21 Feb 2013 - The new Vernal Pool Reserve is featured by ABC local affiliate KSFN. MERCED, Calif. (KFSN) -- UC Merced is bustling with nearly 6,000 students,...

Modesto, Turlock irrigation districts aren’t studying climate change

19 Feb 2013 - Those in charge of the Tuolumne River, the lifeblood of much of Stanislaus County, feel like they're under siege. The Modesto and Turlock...

Water jobs of the future

16 Feb 2013 - Two of the most common themes on our Opinions pages are jobs and water. Today, we put them together, taking note of a study, released last week,...

UC Merced has enrollment increase; parking concerns

16 Feb 2013 - ABC local affiliate KSFN feature on space constraints due to rising enrollment. MERCED, Calif. (KFSN) -- Students at UC Merced are raising...

UC Merced professor urges more meteor awareness

15 Feb 2013 - MERCED -- It is possible to track and know when a meteor is coming toward Earth, said a retired astronomy professor who teaches general education...

Big Data & Mountain Water Supplies

14 Feb 2013 - Roger Bales presents at the Streams, Gardens, and Clouds: Visualizing Dynamic Data for Engagement, Education & the Environment conference

Erin Stacy joins the SSCZO and SNRI teams as Education, Outreach, and Communications Coordinator

18 Jan 2013 - Erin Stacy joins the Southern Sierra CZO (SSCZO) and Sierra Nevada Research Institute as a research associate for Education, Outreach and...

Post-doctoral researcher Adrian Harpold funded to accomplish cross-CZO science

11 Jan 2013 - Harpold awarded an NSF Earth Sciences Postdoctoral Fellowship for a research and education program that spans 3 western Critical Zone Observatories


CZO Presentations at 2012 AGU

03 Dec 2012 - A listing of more than 125 CZO-related presentations for the 2012 annual meeting of the AGU.

Inaugural Managers to Lead New Vernal Pool Reserve

08 Nov 2012 - MERCED, Calif. — The effort to create a natural reserve out of nearly 6,000 acres adjacent to UC Merced has been jump-started by the hiring of...

New Yosemite Field Station Director Embraces Opportunity

13 Apr 2012 - As the new director of UC Merced’s Yosemite Field Station, Becca Fenwick will combine her love of the outdoors and of the educational...


Barbara Boxer touts clean energy in UC Merced visit

26 Aug 2011 - The UC Merced campus received a rare visit on the first day of classes. As Democratic U.S. Sen. Barbara Boxer walked through the Sierra Nevada...

Senator Barbara Boxer visits Sierra Nevada Research Center & learns about the Southern Sierra CZO

24 Aug 2011 - UC Merced received its first visit by a U.S. senator Wednesday, as Sen. Barbara Boxer met with Chancellor Dorothy Leland, learned about the work of...

Video: Wireless snow measurement system featured in “Around California Part 1”

29 Apr 2011 - The wireless snow measurement system is discussed in a 3-minute long video segment, starting at 21:10. the video was created by the UC Berkeley...

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