News
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Critical Zone Collaborative Network
23 Nov 2020 - As of fall 2020, the Critical Zone Observatory (CZO) program has been succeeded by the Critical Zone Collaborative Network (CZ Net).
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NSF Blog: No soils, no life
27 Oct 2020 - They’re beneath our feet, but we seldom hear important signals in the soils
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AGU 2020: Sessions related to CZ Science
06 Oct 2020 - A list of sessions related to CZ Science at the upcoming virtual AGU 2020 Fall Meeting.
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October 2020 Issue of Eos features Critical Zone Science
28 Sep 2020 - In the October 2020 Issue, Eos focuses on the Critical Zone at a pivotal point as the discipline comes of age.
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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....
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Belmont Forum Announces Collaborative Research Call on Soils
20 Apr 2020 - The Belmont Forum is pleased to announce the launch of a collaborative research call on the theme: Towards Sustainability of Soils and Groundwater...
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CZOs at AGU 2019
19 Nov 2019 - A list of CZ-related sessions, abstracts and events at the 2019 AGU Fall Meeting.
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CZ colleagues: Please contact us about proposals for NSF’s CZ Collaborative Network, due 02 Dec 2019
08 Jul 2019 - CZO will end Nov 2020, succeeded by the “CZ Collaborative Network”. Let’s explore how the CZ community can build upon the CZOs via new NSF proposals.
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NSF solicitation: Dynamics of Integrated Socio-Environmental Systems (CNH2)
20 Nov 2018 - NSF Crosscutting CNH2: Dynamics of Integrated Socio-Environmental Systems (CNH2) Solicitation 19-528 DUE DATES Letter of Intent Deadline...
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CZOs at AGU 2018
19 Nov 2018 - The 2018 AGU Fall Meeting will be held December 10-14 in Washington, D.C.
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NSF Discovery articles focus on the CZOs.
10 May 2018 - The Discoveries section of the National Science Foundation's website on Critical Zone Observatories (CZOs).
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NSF News Release: What’s killing trees during droughts? Scientists have new answers.
14 Aug 2017 - Researchers find that carbon starvation and hydraulic failure kill drought-stricken trees.
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AGU Horton Research Grant Award
03 Jul 2017 - Ravindra Dwivedi received the prestigious 2017 AGU Horton Research Grant to support his CZO work in the Santa Catalina Mountains.
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Harman Receives 2016 Early Career Hydrologic Science Award
19 Oct 2016 - Ciaran Harman will receive the 2016 Early Career Hydrologic Science Award at the 2016 AGU Fall Meeting, to be held 12–16 December in San Francisco.
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CZ Science Cafe Series: Soil in the Critical Zone
12 Aug 2016 - Dr. Craig Rasmussen, hydrologist from the University of Arizona, Department of Hydrology and Water Resources, gives the second Cafe presentation in...
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CZ Science Cafe Series: Soil Microbes in the Critical Zone
12 Aug 2016 - Dr. Rachel Gallery, an assistant professor in the School of Natural Resources and the Environment at the University of Arizona, gives a Cafe...
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CZ Science Cafe Series: Water in the Critical Zone
12 Aug 2016 - Dr. Tom Meixner, a hydrologist in the Department of Hydrology and Water Resources at the University of Arizona, gives the second Cafe presentation...
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Critical Technology for a Changing World
15 Jun 2016 - In 2014, students of a CyVerse (then iPlant Collaborative) course called Applied Concepts in Cyberinfrastructure, taught at the University of...
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Post-Wildfire Erosion Can Sculpt Forested Mountains
19 Apr 2016 - Researchers from the UA Santa Catalina Mountains & Jemez River Basin Critical Zone Observatory did before-and-after studies of how severe...
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EOS: Bark Beetles Cause Big Tree Die-Offs, but Streams Flow Steadily
10 Mar 2016 - EOS article written by Lily Strelich features research conducted by CZO investigators and their colleagues, which shows that bark beetle epidemics...
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The 2016 MG Anderson Award
03 Mar 2016 - The 2016 MG Anderson Award for Outstanding Paper in Hydrological Processes, Wiley is presented to Jemez-Catalina CZO investigators.
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EOS Opinion: Understanding Ecosystem Services from a Geosciences Perspective
22 Jan 2016 - Assessment of ecosystem services can be improved by including broader spatial and temporal scales of geosciences perspectives.
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CZ Science Cafe Series: Introduction to the Critical Zone
10 Nov 2015 - Dr. Jon Chorover explains the basic concept of the Critical Zone and the earth science during the first Cafe presentation in the Critical Zone...
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Mt. Lemmon Science Tour App
04 Nov 2015 - This app is designed to accompany a drive up the Catalina Highway and it describes a wide range of sky island science, including some of that done...
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Forests Worldwide Vulnerable to Drought, UA Researcher Says
28 Aug 2015 - David Breshears was interviewed by Sara Hammond about forest vulnerability to growing risks of drought and heat-induced die-off. Read and listen...
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Jon Chorover to speak at international workshop on hydro-biogeochemical processes
16 Jul 2015 - Jon Chorover of the Santa Catalina Mountains & Jemez River Basin CZO has been invited to talk at the Hydro-Biogeochemical Processes: Mechanisms,...
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Soil, Not Dirt: A Digital Journey Connecting Soils, Plants, and Climate by Rebecca Lybrand
08 Jun 2015 - Join Rebecca on an exciting GoPro adventure to study soil in the desert, grasslands, and pine forests of Arizona.
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Critical Zone Profiles - Meet the people doing CZO science (Catalina-Jemez CZO)
19 Mar 2015 - Get a sense of the people and the work. Several members of the Catalina-Jemez CZO are profiled here, including students and professors.
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Critical Zone Services: Expanding Context, Constraints, and Currency beyond Ecosystem Services
10 Feb 2015 - Critical Zone Services: Expanding Context, Constraints, and Currency beyond Ecosystem Services
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Predicting post-wildfire erosion better
08 Dec 2014 - Jon Pelletier and his graduate student Caitlin Orem's research on the post Las Conchas fire erosion was highlighed in the Arizona Daily Star...
CUAHSI Instrumentation Discovery Travel Grants
23 Aug 2018 - CUAHSI is accepting proposals for the Instrumentation Discovery Travel Grant program (IDTG). Application deadline is Septemeber 30, 2018.
Earth’s skin is an interdisciplinary laboratory
29 Jan 2018 - In the January 2018 issue of Physics Today, writer Toni Feder explores the scope of CZ research in the article, “Earth’s skin is an...
White paper of 2017 CZ Science Meeting in Arlington, VA
01 Jan 2018 - New Opportunities for Critical Zone Science Following the June 2017 Arlington Meeting for Critical Zone Science (hosted by CZO), a white booklet...
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.
Events
No other upcoming events have been posted
Publications
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Increasing plant water stress and decreasing summer streamflow in response to a warmer and wetter climate in seasonally snow‐covered forests. Christensen L., Adams HR, Tai X, Barnard HR, Brooks PD (2020): Ecohydrology e2256 (online) Cross-CZO
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Montane forest productivity across a semiarid climatic gradient. Knowles J.F., Scott R.L., Biederman J.A., Blanken P.D., Burns S.P., Dore S., Kolb T.E., Litvak M.E., Barron‐Gafford G.A. (2020): Global Change Biology (online)
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Topography influences species-specific patterns of seasonal primary productivity in a semiarid montane forest. Murphy P.C., Knowles J.F., Moore D.J.P., Anchukaitis K., Potts D.L., Barron-Gafford G.A. (2020): Tree Physiology 40(10): 1343–1354
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Depth and topographic controls on microbial activity in a recently burned sub-alpine catchment. Fairbanks D., Shepard C., Murphy M., Rasmussen C., Chorover J., Rich V., Gallery R. (2020): Soil Biology and Biochemistry 148: 107844
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Ecosystem carbon and water cycling from a sky island montane forest. Knowles J.F., Scott R.L., Minor R.L., Barron-Gafford G.A. (2020): Agricultural and Forest Meteorology 281: 107835
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Ubiquitous Fractal Scaling and Filtering Behavior of Hydrologic Fluxes and Storages from A Mountain Headwater Catchment. Dwivedi R., Knowles J.F., Eastoe C., Minor R., Abramson N., Mitra B., Wright W.E., McIntosh J., Meixner T., Ferre P.A.T., Castro C., Niu G.-Y., Barron-Gafford G.A., Stanley M., and Chorover J. (2020): Water 12(2): 613
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Critical Zone Biogeochemistry. Moravec, B. and Chorover, J. (2020): In Biogeochemical Cycles (eds K. Dontsova, Z. Balogh‐Brunstad and G. Le Roux)
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Where is the bottom of a watershed?. Condon L.E., Markovich K.H., Kelleher C.A., McDonnell J.J., Ferguson G., and McIntosh J.C. (2020): Water Resources Research 56(3): e2019WR026010
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Vegetation source water identification using isotopic and hydrometric observations from a subhumid mountain catchment. Dwivedi R., Eastoe C., Knowles J.F., Wright W.E., Hamann L., Minor R., Mitra B., Meixner T., McIntosh J., Ferre P.A.T., Castro C., Niu G.-Y., Barron‐Gafford G.A., Abramson N., Papuga S.A., Stanley M., Hu J., Chorover J. (2020): Ecohydrology 13(1): e2167
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Resolving Deep Critical Zone Architecture in Complex Volcanic Terrain. Moravec B.G., White A.M., Root R.A, Sanchez A., Olshansky Y., Paras B.K., Carr B., McIntosh J., Pelletier J.D., Rasmussen C., Holbrook W.S., Chorover J. (2020): Journal of Geophysical Research: Earth Surface 125(1): e2019JF005189 Cross-CZO
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Critical Zone Science in the Anthropocene: Opportunities for biogeographic and ecological theory and praxis to drive earth science integration. Minor J., Pearl J.K., Barnes M.L., Colella T.R., Murphy P.C., Mann S., Barron-Gafford G.A. (2020): Progress in Physical Geography: Earth and Environment 44(1): 50–69
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Ecological and genomic attributes of novel bacterial taxa that thrive in subsurface soil horizons. Brewer, Tess E., Emma L. Aronson, Keshav Arogyaswamy, Sharon A. Billings, Jon K. Botthoff, Ashley N. Campbell, Nicholas C. Dove, Dawson Fairbanks, Rachel E. Gallery, Stephen C. Hart, Jason Kaye, Gary King, Geoffrey Logan, Kathleen A. Lohse, Mia R. Maltz, Emilio Mayorga, Caitlin O’Neill, Sarah M. Owens, Aaron Packman, Jennifer Pett-Ridge, Alain F. Plante, Daniel D. Richter, Whendee L. Silver, Wendy H. Yang, Noah Fierer (2019): mBio Oct 2019, 10 (5) e01318-19 Cross-CZO National
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Prevalence and magnitude of groundwater use by vegetation: a global stable isotope meta-analysis. Jaivime Evaristo and Jeffrey J. McDonnell (2017): Scientific Reports 7 Cross-CZO National
Targeting Extreme Events: Complementing Near-Term Ecological Forecasting With Rapid Experiments and Regional Surveys. Redmond M.D., Law D.J., Field J.P., Meneses N., Carroll C.J.W., Wion A.P., Breshears D.D., Cobb N.S., Dietze M.C. and Gallery R.E. (2019): Frontiers in Environmental Science 7: 183
Mountain‐Block Recharge: A Review of Current Understanding. Markovich K.H, Manning A.H., Condon L.E., McIntosh J.C. (2019): Water Resources Research 55(11): 8278-8304
Allometric relationships for Quercus gambelii and Robinia neomexicana for biomass estimation following disturbance. Krofcheck D.J., Litvak M.E., Hurteau M.D. (2019): Ecosphere 10(10): e02905
Distinct stores and the routing of water in the deep critical zone of a snow-dominated volcanic catchment. White A., Moravec B., McIntosh J., Olshansky Y., Paras B., Sanchez R.A., Ferré T.P.A., Meixner T., and Chorover J. (2019): Hydrology and Earth System Sciences 23(11): 4661-4683
Soil Fluid Biogeochemical Response to Climatic Events. Olshansky Y., Knowles J.F., Barron‐Gafford G.A., Rasmussen C., Abramson N., Chorover J. (2019): Journal of Geophysical Research: Biogeosciences 124(9): 2866-2882
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