CZO works closely with CZEN

CZEN, the Critical Zone Exploration Network is an international community of people and field sites investigating processes in the Critical Zone: CZEN Info | Jobs & Opportunities | Community Groups | Field Sites (Site Seeker)



Critical Zone Science at ESA 2016

13 Jul 2016 (National, Luquillo) - National Science Foundation-funded research results presented at 2016 Ecological Society of America meeting in August


Secondary Teacher Workshop on CZ Science at PSU, 7/28

28 Jun 2016 (National, Shale Hills) - A workshop for secondary education teacher's on understanding Critical Zone Science and implementation of NGSS using Virtual Field Experience.


Critical Technology for a Changing World

15 Jun 2016 (Catalina-Jemez) - In 2014, students of a CyVerse (then iPlant Collaborative) course called Applied Concepts in Cyberinfrastructure, taught at the University of...


Feedback Requested: A National Facility for Near-surface and Critical Zone Geophysics

14 Jun 2016 (National) - A short survey (for all disciplines) on the demand, rationale, and needs for a potential national facility for near-surface and CZ geophysics.


Susan Brantley has been awarded the 2016 Wollaston Medal

11 Jun 2016 (National, Shale Hills) - We are proud to announce that Dr. Susan Brantley, Lead-PI of the Shale Hills CZO has been awarded the 2016 Wollaston Medal.


2016 CUAHSI Biennial Colloquium

31 May 2016 (National) - 2016 CUAHSI Biennial Colloquium: Finding Your Place in Big Data: Using Observations to Understand Hydrologic Processes for Predicting a Changing World


Extreme Rainfall Doesn’t Always Mean Extreme Erosion, Penn Study Finds

10 May 2016 (Luquillo) - A new study suggests suggest that the self-organization of bedrock river channels blunts the impact of extreme rainfall events.


Living with less snow in the West: What Global Warming means for our water supplies

15 Apr 2016 (Sierra) - The story in The Desert Sun, shows insight into the research at SSCZO and efforts being made to understand the shift in the Sierra snowpack.


CZNews: Spring 2016

13 Apr 2016 (National) - The CZO National Office Newsletter CZNews: Spring 2016


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

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

Clear Creek Watershed Research & Conservation Efforts: Jazmin Lopez and Sarah Parcher

21 Jul 2016 (IML) - Jazmin Lopez and Sarah Parcher are undergraduate students studying at the University of Iowa and the University of Nebraska-Omaha, respecively....


Going deep! Gas wells installed at 8.5 m

14 Jul 2016 (Calhoun) - Another Calhoun CZO record - gas reservoirs installed at 8.5m depth! Jay Austin, Zach Brecheisen, and Dan Richter only stopped at 8.5m because they...

TDR probes installed to monitor soil moisture

13 Jul 2016 (Calhoun) - On July 13, 2016, Duke PhD candidate Zach Brecheisen, with assistance from his advisor Dan Richter and Jay Austin, installed TDR probes at 25-cm...


Shale Hills and Garner Run specimens collected for cross-CZO microbial investigations

13 Jul 2016 (Shale Hills) - Over the next year (April 2016 – March 2017), the cross-CZO microbial ecology working group plans to collect soil samples during peak regional...

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CZO REU/RET 2016 Summer Program

CZO Research Experience for Undergraduates and Teacher

Shale Hills CZO (Penn State) and Stroud Water Research Cente.

(National, Christina, Shale Hills)

2016 CUAHSI Biennial Symposium

National Conservation Training Center in Shepherdstown, WV.


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Designing a suite of measurements to understand the critical zone. Brantley, S. L., DiBiase, R. A., Russo, T. A., Shi, Y., Lin, H., Davis, K. J., Kaye, M., Hill, L., Kaye, J., Eissenstat, D. M., Hoagland, B., Dere, A. L., Neal, A. L., Brubaker, K. M., and Arthur, D. K (2016): Earth Surface Dynamics 4: 211-235 (Shale Hills)


Recent tree die-off has little effect on streamflow in contrast to expected increases from historical studies. Biederman J.A., Somor A.J., Harpold A.A., Gutmann E.D., Breshears D.D., Troch P.A., Gochis D.J., Scott R.l., Meddens A.J.H., and Brooks P.D. (2015): Water Resources Research 51(12): 9775-9789 (Boulder, Catalina-Jemez) Cross-CZO


Geophysical imaging reveals topographic stress control of bedrock weathering. St. Clair, J., S. Moon, W. S. Holbrook, J. T. Perron, C. S. Riebe, S. J. Martel, B. Carr, C. Harman, K. Singha, D. deB. Richter (2015): Science, 30 October 2015, Vol. 350, no. 6260, pp. 534-538 (National, Boulder, Calhoun, Christina) Cross-CZO National


Reconstructing the transport history of pebbles on Mars. Szabó T., Domokos, G., Grotzinger, J.P., Jerolmack, D.J. (2015): Nature Communications (Luquillo)


The Thirsty Eel: Summer and Winter Flow Thresholds that Tilt the Eel River of Northwestern California from Salmon-Supporting to Cyanobacterially Degraded States. Power, M.E., Bouma-Gregson, K., Higgins, P. and Carlson, S.M. (2015): Copeia 1:200-211. (Eel)


Chapter 2 – The Role of Critical Zone Observatories in Critical Zone Science. White T., Brantley S., Banwart S., Chorover J., Dietrich W., Derry L., Lohse K., Anderson S., Aufdendkampe A., Bales R., Kumar P., Richter D., McDowell B. (2015): Developments in Earth Surface Processes 19: 15–78 (National, Boulder, Calhoun, Catalina-Jemez, Christina, Eel, IML, Luquillo, Reynolds, Shale Hills, Sierra) Cross-CZO National


Laser vision: lidar as a transformative tool to advance critical zone science. Harpold, A. A., Marshall, J. A., Lyon, S. W., Barnhart, T. B., Fisher, B. A., Donovan, M., Brubaker, K. M., Crosby, C. J., Glenn, N. F., Glennie, C. L., Kirchner, P. B., Lam, N., Mankoff, K. D., McCreight, J. L., Molotch, N. P., Musselman, K. N., Pelletier, J., Russo, T., Sangireddy, H., Sjöberg, Y., Swetnam, T., and West, N. (2015): Hydrol. Earth Syst. Sci., 19, 2881-2897 (National, Boulder, Catalina-Jemez, Reynolds, Shale Hills, Sierra) Cross-CZO National


The influence of Holocene vegetation changes on topography and erosion rates: a case study at Walnut Gulch Experimental Watershed, Arizona. Pelletier J. D., Nichols M. H., and Nearing M. A. (2016): Earth Surface Dynamics 4: 471-488 (Catalina-Jemez)

Impact of long-range transported African dust on cloud water chemistry at a tropical montane cloud forest in northeastern Puerto Rico. Valle-Díaz, C.J., E. Torres-Delgado, S.M. Colón-Santos, T. Lee, J.L. Collett Jr., W.H. McDowell, and O.L. Mayol-Bracero (2016): Aerosol and Air Quality Research (Luquillo)


Tree Morphologic Plasticity Explains Deviation from Metabolic Scaling Theory in Semi-Arid Conifer Forests, Southwestern USA. Swetnam T.L., O’Connor C.D., Lynch A.M. (2016): PLoS ONE 11(7): e0157582 (Catalina-Jemez)

Managing forests in an era of drought. Heckman, C (2016): Graduate Research Advocacy Day. Sacramento, California. (Sierra)


Influence of climate variability on water partitioning and effective energy and mass transfer in a semi-arid critical zone. Zapata-Rios X., Brooks P.D., Troch P.A., McIntosh J., and Rasmussen C. (2016): Hydrology and Earth System Sciences 20: 1103-1115 (Catalina-Jemez)

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