Biogeochemistry is one of more than 16 discipline tags that we use to categorize and aggregate our interdisciplinary information within and across CZOs. Much of our information has been tagged with 2-3 disciplines.
Gordon Gulch: Lower - Dissolved Organic Matter (DOM), Lysimeter Water Samples Chemistry, Groundwater Chemistry (2013)
1 components • Gordon Gulch • Biogeochemistry, Hydrology, Water Chemistry • Margaret A. Burns, Holly R. Barnard
Shale Hills, Boulder, Luquillo, JRB-SCM, Calhoun - Soil Geochemistry (2001-2013)
1 components • Susquehanna Shale Hills Critical Zone Observatory, Bisley, Boulder Creek Watershed, Northeastern Puerto Rico and the Luquillo Mountains, Santa Catalina Mountains • Geochemistry / Mineralogy, Biogeochemistry • Niu, Xianzeng; Williams, Jennifer; Brantley, Susan; Miller, Doug; Bills, Brian
2017 (In Review)
Reviews and syntheses: On the roles trees play in building and plumbing the Critical Zone. Brantley, Susan L., David M. Eissenstat, Jill A. Marshall, Sarah E. Godsey, Zsuzsanna Balogh-Brunstad, Diana L. Karwan, Shirley A. Papuga, Joshua Roering, Todd E. Dawson, Jaivime Evaristo, Oliver Chadwick, Jeffrey J. McDonnell, Kathleen C. Weathers (2017): Biogeosciences Discussions Cross-CZO National
Critical zone properties control the fate of nitrogen during experimental rainfall in montane forests of the Colorado Front Range. Hinckley, E. S., Ebel, B. A., Barnes, R. T., Murphy, S. F., Anderson, S. P. (2017): Biogeochemistry (2017) 132: 213. doi:10.1007/s10533-017-0299-8
Variation of organic matter quantity and quality in streams at Critical Zone Observatory watersheds. Miller, Matthew P., Boyer, Elizabeth W., McKnight, Diane M., Brown, Michael G., Gabor, Rachel S., Hunsaker, Carolyn T., Iavorivska, Lidiia, Inamdar, Shreeram, Johnson, Dale W., Kaplan, Louis A., Lin, Henry, McDowell, William H., Perdrial, Julia N. (2016): Water Resources Research, 52 (10): 8202–8216 Cross-CZO
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 Cross-CZO
Hydrodynamic control of benthic mats of Didymosphenia geminata at the reach scale. Cullis, J., McKnight, M. and Spaulding, S. (2015): Canadian Journal of Fisheries and Aquatic Sciences
Influence of Leaching Solution and Catchment Location on the Fluorescence of Water-Soluble Organic Matter. Gabor, R. S., Burns, M. A., Lee, R. H., Elg, J. B., Kemper, C. J., Barnard, H. R, and McKnight, D. M. (2015): Environmental Science & Technology Article ASAP
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 Cross-CZO National
The role of precipitation type, intensity, and spatial distribution in source water quality after wildfire. Murphy, S. F., Writer, J. H., McCleskey, R. B., and Martin, D. A. (2015): Environ. Res. Lett. 10 084007
Climatic and landscape influences on soil moisture are primary determinants of soil carbon fluxes in seasonally snow-covered forest ecosystems. Stielstra C.M., Lohse K.A., Chorover J., McIntosh J.C., Barron-Gafford G.A., Perdrial J.N., Litvak M., Barnard H.R., Brooks P.D. (2015): Biogeochemistry 123(3): 447–465 Cross-CZO
Rare Earth Elements as Reactive Tracers of Biogeochemical Weathering in Forested Rhyolitic Terrain. Vázquez-Ortega A., Perdrial J., Harpold A., Zapata-Ríos X., Rasmussen C., McIntosh J., Schaap M., Pelletier J.D., Brooks P.D., Amistadi M.K., Chorover J. (2015): Chemical Geology 391: 19-32 Cross-CZO
From the litter layer to the saprolite: Chemical changes in water-soluble soil organic matter and their correlation to microbial community composition. Gabor, R., Eilers, K., McKnight, D., Fierer, N., Andersond, S. (2014): Soil Biology & Biochemistry 68 (2014) 166e176
Nitrogen retention and transport differ by hillslope aspect at the rain-snow transition of the Colorado Front Range. Hinckley, E.-L., Barnes, R.T., Anderson, S.P., Williams, M.W., and Bernasconi, S. (2014): Journal of Geophysical Research Biogeosciences 119(7): 1281-1296
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
Compensatory vapor loss and biogeochemical attenuation along flowpaths mute the water resources impacts of insect-induced forest mortality. Biederman J.A., Brooks P.D., Harpold A.A., Gochis J.D., Ewers B.E., Reed D.E., Gutmann E.D. (2013): Abstract H14C-08 presented at 2013 Fall Meeting, AGU, San Francisco, CA, 9-13 Dec. Cross-CZO
Transport and Transformation of Dissolved Organic Matter in Soil Interstitial Water Across Forested, Montane Hillslopes. Burns M.A., McKnight M.D., Gabor R.S., Brooks P.D., Barnard H.R. (2013): Abstract H23F-1340 presented at 2013 Fall Meeting, AGU, San Francisco, CA, 9-13 Dec. Cross-CZO
A spectroscopic investigation of the chemistry of organic matter during biogeochemical cycling through the soil, groundwater, and surface water of the Boulder Creek watershed . Gabor, R., Eilers. (2013): PhD dissertation, Environmental Studies, University of Colorado, Boulder.
Do fire disturbances account for missing C in snow dominated headwater catchments in NM?. Perdrial J.N., Brooks P.D., Swetnam T., Lohse K.A., Rasmussen C., Harpold A.A., Litvak M.E., Broxton P.D., Mitra B., Condon K., Huckle D.M., Vazquez A., Lybrand R.A., Holleran M., Orem C.A., Meixner T., Chorover J. (2013): Abstract B33E-0531 presented at 2013 Fall Meeting, AGU, San Francisco, CA, 9-13 Dec. Cross-CZO
Biogeochemistry of beetle-killed forests: Explaining a weak nitrate response. Rhoades, C.C., McCutchan, J.H. Jr., *Cooper, L.A., Clow, D., Detmer, T.M., Briggs, J.S., Stednick, J.D., Veblen, T.T., Ertz, R.M., Liken, G.E., and Lewis, W.M. Jr. (2013): Proceedings of the National Academy of Science, 110 (5) 1756-1760
Linkages between denitrification and organic matter quality, Boulder Creek Watershed, CO. Barnes, R.T., R.L. Smith, and G.R. Aiken (2012): Journal of Geophysical Research- VOL. 117, G01014, 14 PP
A conceptual model for the blooming behavior and persistence of the benthic mat-forming diatom Didymosphenia geminata in oligotrophic streams. Cullis J.D.S., Gillis C-A, Bothwell M.L, Kilroy C, Packman A. and Hassan M. (2012): JGR-Biogeosciences
Digging deeper to find unique microbial communities: The strong effect of depth on the structure of bacterial and archaeal communities in soil. Eilers K.G., Debenport S., Anderson S., Fierer N. (2012): Soil Biology and Biochemistry(50):58-65
Temporal variability in the diversity and composition of stream bacterioplankton communities. Portillo, M., Anderson S., and Fierer N. (2012): Environmental Microbiology
Evaluating the effects of wildfire on stream processes in a Colorado front range watershed, USA. Murphy, S.F., and Writer, J.H. (2011): Applied Geochemistry 26 (S1): S363-S364.
Stream water chemistry along an elevation gradient from the Continental Divide to the Foothills of the Rocky Mountains. Williams, M.W., Barnes, R.T., Parman, J.N., Freppez, M., and Hood, E.W. (2011): Vadose Zone Journal 10: 900-919.
Examining the global distribution of dominant archaeal populations in soil. Bates, S., Berg-Lyons, D., Caporaso, J.G., Walters,W. A., Knight, R., Fierer, N. (2010): ISME Journal.
The Hydrology of Headwater Catchments from the Plains to the Continental Divide, Boulder Creek Watershed, Colorado. Cowie, Rory. (2010): Thesis, University of Colorado, Master of Arts Department of Geography
Shifts in bacterial community structure associated with inputs of low molecular weight carbon compounds to soil. Eilers, K.G., Lauber, C L., Knight, R., Fierer N. (2010): Soil Biology & Biochemistry 42 (2010) 896-903
Comparison of seasonal changes in fluorescent dissolved organic matter among aquatic lake and stream sites in the Green Lakes Valley. Miller, M.P., McKnight, D.M. (2010): Journal of Geophysical Research-Biogeosciences VOL. 115, G00F12
Climatological and elevational controls on organic and inorganic nutrients in stream waters, Boulder Creek watershed, Colorado Front Range . Parman, Jordan. (2010): Thesis, University of Colorado, Master of Arts, Department of Geography
Characterization of water chemistry and Didymosphenia geminata growth in Boulder Creek. McLaughlin, Aimee (2009): A thesis submitted to the Faculty of the Graduate School of the University of Colorado in partial fulfillment of the requirement for the degree of Master of Science Department of Environmental Studies
Production of microbially-derived fulvic acid from photolysis of quinone-containing extracellular products of phytoplankton. Miller M.P., McKnight D.M. and Chapra S.C. (2009): Aquatic Sciences 71(2): 170-178. 2009
Factors controlling streambed coverage of Didymosphenia germinata in two regulated streams in the Colorado Front Range. Miller M.P., McKnight D.M., Cullis J.D., Greene A., Vietti K. and Liptzin D. (2009): Hydrobiologia 630(1):207-218. 2009
A model of degradation and production of three pools of dissolved organic matter in an alpine lake. Miller, M.P., McKinight, D.M., Chpara, S.C., Williams, M.W. (2009): Limnology and Oceanography 54(6), 22-1-2227. 2009.
Physical and Chemical Controls on the Critical Zone. Anderson, S.P., von Blanckenburg, F., and White, A.F. (2007): Elements 3: 315-319.
State of the Watershed: Water Quality of Boulder Creek, Colorado. Murphy, S. F. (2006): U.S. Geological Survey Circular 1284
Source waters and flowpaths in a seasonally snow-covered catchment . Liu F, Williams MW (2004): Water Resources Research 40: W09401.
01 Oct 2015 - Fourmile Canyon fire September 2010, burned about 6,000 acres in Boulder County, CO. Storms after wildfire led to downstream water-quality impairment.
07 Sep 2015 - Assistant Professor of Environmental Studies, University of Colorado, Boulder
06 Feb 2014 - Boulder Creek Critical Zone Observatory post-doctoral opportunity in Geobiology or Hydrologic Modeling
21 Jan 2014 - Rachel Gabor defended her dissertation entitled "A spectroscopic investigation of the chemistry of organic matter during biogeochemical cycling...
10 Feb 2011 - In partnership with CU's Science Discovery Class Programs,a week-long summer day camp for local middle schoolers (ages 10-14) about the sources,...
10 Feb 2011 - Boulder Creek CZO and USGS are collaborating to evaluate the effects of the September 2010 Fourmile Canyon Fire.
13 Apr 2009 - In 2002, Colorado's Front Range was suffering through a historic drought, the worst it had seen in a century. A large snowpack the following...