News

FEATURED NATIONALLY

“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)

FEATURED NATIONALLY

2014 CZOData Cyber-Seminar Series

06 Mar 2014 - Presentations describing the Integrated CZO Data system and how to use it; for interested CZO investigators, students & staff.

FEATURED

Buckmaster Show

22 Nov 2013 - UA College of Science ‘Superstars of Science’ series features Dr. Peter Troch, CZO Co-PI and Science Director at the UA Biosphere 2

FEATURED

Best student presentation award

16 Sep 2013 - Congratulations to Caitlin Orem for the best student presentation award at the Chapman conference on Post-wildfire Runoff in Estes Park, CO.

FEATURED

Sustaining Earth’s Critical Zone - Report from 2011 International CZ Meeting

29 Jul 2013 - International CZ science community outlines interdisciplinary research needed to address land use changes, climate change, and biodiversity decline

FEATURED

Postdoctoral Opportunities

28 Jun 2013 - Postdoctoral Opportunity with the Santa Catalina – Jemez Critical Zone Observatory

FEATURED

Biosphere 2 Landscape Evolution Observatory

05 Jun 2013 - University of Arizona and Biosphere 2 announce the Landscape Evolution Observatory (LEO), a model CZO under glass.

FEATURED

Trail of Fire Leads to Less Snow, Threatened Water Resources

26 Apr 2013 - Scientists study New Mexico's Rabbit Mountain, where forests burned in the 2011 Las Conchas fire


Reactive Transport Modeling Survey – Community Needs for Biogeochemical Studies

08 Apr 2014 - Reactive Transport Modeling Survey – Community Needs for Biogeochemical Studies The below survey is designed by Alexis Navarre-Sitchler, Kate...

Career Opportunities: NSF Program Director, Hydrologic Sciences, Rotator; two (2)  Openings

12 Nov 2013 - The Division of Earth Sciences has two vacant rotator positions in the Hydrologic Sciences program of the Surface Earth Processes (SEP)...

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...

Opportunity: Vacancy-NSF Section Head, Surface Earth Processes (EAR)

16 May 2013 - Job Title:  Section Head, Surface Earth Processes Section Agency:  National Science Foundation Job Announcement Number: ...

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Events

20th World Congress of Soil Science

In commemoration of the 90th Anniversary of the IUSS: Soils Embrace Life and Universe


ICC Jeju, Korea.

Mountain Observatories

Global Fair and Workshop on Mountain Observatories


Reno, Nevada.

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Publications

FEATURED NATIONALLY

What makes Darwinian hydrology "Darwinian"? Asking a different kind of question about landscapes. C. Harman C. and Troch P.A. (2014): Hydrology and Earth System Sciences 18: 417-433 Cross-CZO

FEATURED NATIONALLY

Spatial patterns of vegetation, soils and microtopography from terrestrial laser scanning on two semi-arid hillslopes of contrasting lithology. Harman C.J., Lohse K.A., Troch P.A., Sivapalan M. (2014): Journal of Geophysical Research: Biogeosciences 119(2): 163-180 Cross-CZO

FEATURED

Stream water carbon controls in seasonally snow-covered mountain catchments: impact of inter-annual variability of water fluxes, catchment aspect and seasonal processes. Perdrial J.N., McIntosh J., Harpold A., Brooks P.D., Zapata-Rios X., Ray J., Meixner T., Kanduc T., Litvak M., Troch P.A., Chorover J. (2014): Biogeochemistry 118(1-3): 273-290 Cross-CZO

FEATURED

Bacterial composition of soils in ponderosa pine and mixed conifer forests exposed to different wildfire burn severity. Weber C.F., Lockhart J.S., Charaska E., Aho K., Lohse K.A. (2014): Soil Biology and Biochemistry 69: 242-250

FEATURED

Influence of snow cover duration on soil evaporation and respiration efflux in mixed-conifer ecosystems. Nelson K., Kurc S.A., John G., Minor R. and Barron-Gafford G.A. (2014): Ecohydrology 7(2): 869–880

FEATURED

Changes in snow accumulation and ablation following the Las Conchas Forest Fire, New Mexico, USA. Harpold A.A., Biederman J.A., Condon K., Merino M., Korgaonkar Y., Nan T., Sloat L.L., Ross M. and Brooks P.D. (2014): Ecohydrology 7(2): 440–452 Cross-CZO

FEATURED

Separating physical and meteorological controls of variable transit times in zero-order catchments. Heidbüchel I., Troch P.A., Lyon S.W. (2013): Water Resources Research 49 (11): 7644–7657

FEATURED

Coevolution of nonlinear trends in vegetation, soils, and topography with elevation and slope aspect: A case study in the sky islands of southern Arizona. Pelletier J.D., Barron-Gafford G.A., Breshears D.D., Brooks P.D., Chorover J., Durcik M., Harman C.J., Huxman T.E., Lohse K.A., Lybrand R., Meixner T., McIntosh J.C., Papuga S.A., Rasmussen C., Schaap M., Swetnam T.L., and Troch P.A. (2013): Journal of Geophysical Research: Earth Surface 118(2): 741-758

FEATURED

The master transit time distribution of variable flow systems. Heidbüchel I., Troch P.A., Lyon S.W., and Weiler M. (2012): Water Resources Research 48(6): W06520

FEATURED

Thermodynamic constraints on effective energy and mass transfer and catchment function. Rasmussen C. (2012): Hydrology and Earth System Sciences 16(3): 725-739,


How do sediment yields from post-wildfire debris-laden flows depend on terrain slope, soil burn severity class, and drainage basin area? Insights from airborne-lidar change detection. Pelletier J.D. and Orem C.A. (2014): Earth Surface Processes and Landforms

An integrated modelling framework of catchment-scale ecohydrological processes: 2 The role of water subsidy by overland flow on vegetation dynamics in a semi-arid catchment. Niu G.-Y., Troch P.A., Paniconi C., Scott R.L., Durcik M., Zeng X., Huxman T. Goodrich D.C., and Pelletier J. (2014): Ecohydrology 7(2): 815–827

An integrated modelling framework of catchment-scale ecohydrological processes: 1 Model description and tests over an energy-limited watershed. Niu G.-Y., Paniconi C., Troch P.A., Scott R.L., Durcik M., Zeng X., Huxman T. and Goodrich D.C. (2014): Ecohydrology 7(2): 427–439

Multi-scale Observations of Snow Accumulation and Peak Snowpack Following Widespread, Insect-induced Lodgepole Pine Mortality. Biederman J. A., Brooks P. D., Harpold A. A., Gutmann E., Gochis D. J., Reed D. E., and Pendall E. (2014): Ecohydrology 7(1): 150–162 Cross-CZO

Forest ecohydrological response to bimodal precipitation during contrasting winter to summer transitions. Mahmood T.H., Vivoni E.R. (2013): Ecohydrology

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