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Publications
A Allstott, E.J., 1995. Quality Assurance Report, Loch Vale Watershed Study, 1991-1994. Natural Resource Ecology Laboratory, Colorado State University, Fort Collins, CO. 80523. 22 pp. Allstott, E.J., M.Bashkin, and J.S. Baron. 2000. Loch Vale Watershed Project Quality Assurance Report: 1995-1998: U.S. Geological Survey Open-File Report 99-111. Natural Resource Ecology Laboratory, Colorado State University, Fort Collins, CO 80523. 48 pp. Allstott, E.J., J.S. Baron, J.A. Botte. 2000. Loch Vale Watershed Project Methods Manual 2000. 70 pp. Arthur, M.A. and T.J. Fahey. 1989. Mass and nutrient content of decaying boles in an Englemann spruce - subalpine fir forest, Rocky Mountain National Park. Can. J. For. Res. 20:730-737. Arthur, M.A. 1990. The effects of vegetation on watershed biogeochemistry at Loch Vale Watershed, Rocky Mountain National Park, Colorado. Ph.D. Dissertation, Cornell University, Ithaca NY. Arthur, M.A. and T.J. Fahey. 1992. Biomass and nutrients in a Picea englemannii/Abies lasiocarpa forest in north-central Colorado: pools, annual production, and nutrient cycling. Can. J. For. Res. 22:315-325. Arthur, M.A. and T.J. Fahey. 1993. Controls on soil solution chemistry in a subalpine forest in north-central Colorado. Soil Science Society of America Journal 57:1122-1130. Arthur, M.A. and T.J. Fahey. 1993. Throughfall chemistry in an Englemann spruce, subalpine fir forest in north-central Colorado. Can. J. For. Resear. 23:738-742. B Back, J.A. 1992. Stable isotopes as tracers of hydrologic sources to three alpine lakes, Rocky Mountain National Park. M.S. Thesis, Colorado State University. Balk, Ben, Kelly Elder, and Jill Baron. 1998. Estimating the spatial distribution of snow water equivalence in a mountain watershed using geostatistical methods. Pp. 100-111 in: C.R. Troendle, ed. Western Snow Conference Proceedings, Snowbird, UT. April 1998. Balk, B. 1999. Statistical methods for spatial modeling of snow distirbution in a Colorado Front Range watershed M.Sc. Thesis, Department of Earth Resources, Colorado State University. 236 pp. Balk, B.C., and K. Elder. 2000. Combining binary decision tree and geostatistical methods to estimate snow distribution in a mountain watershed. Water Resources Research 36:13-26. Baron, J. 1983. Comparative water chemistry of four lakes in Rocky Mountain National Park. Wat. Res. Bull. 19:897-902. Baron, J.S. 2006. Hindcasting Nitrogen Deposition to Determine an Ecological Critical Load. Ecol. Appl. In press. Baron, J.S., K.R. Nydick, H.M. Rueth, B.M. Lafrancois, and A.P. Wolfe. 2005. High elevation ecosystem responses to atmospheric deposition of nitrogen in the Colorado Rocky Mountains, USA. Global Change and Mountain Regions: A State of Knowledge Overview. Pp. 429-436 in: Ulli M. Huber, Harald K.M. Bugmann, and M.A. Reasoner, eds. Springer, Dordrecht, The Netherlands. Baron, J. and P.M. Walthall. 1985. The nature of precipitation, soil and surface water chemistry in a subalpine ecosystem. ch. 42, pp. 497-509 in: D.E. Caldwell, J.A. Brierly and C.L. Brierly, eds. PLANETARY ECOLOGY. Van Nostrand Reinhold Company. New York. Baron, J., D.R. Beeson, S.A. Zary, P.M. Walthall, W.L. Lindsay and D.M. Swift. 1985. Long-term research into the effects of atmospheric deposition in Rocky Mountain National Park; summary report 1980-1984. NPS Technical Report 84-ROMO-2. 43 pp. Baron, J., S.A. Norton, D.R. Beeson and R. Herrmann. 1986. Sediment
diatom and metal stratigraphy from Rocky Mountain lakes with special
reference to atmospheric deposition. Can. J. Fish. Aquat. Sci. 43:1350-1362. Baron, J. and O.P. Bricker. 1987. Hydrologic and chemical flux in Loch Vale Watershed, Rocky Mountain National Park. pp. 141-156 in: R.C. Averett and D. McKnight eds. CHEMICAL QUALITY OF WATER AND THE HYDROLOGIC CYCLE. Lewis Publishers. Ann Arbor, MI. Baron, J., McKnight, D.M., and A.S. Denning. 1992. Sources of dissolved and suspended organic carbon in Loch Vale Watershed, Rocky Mountain National Park, USA. Biogeochemistry 15:89-110. Baron, J. and A. S. Denning. 1993. The influence of mountain meteorology on precipitation chemistry at low and high elevations of the Colorado Front Range, USA. Atmos. Environ. 27A:2337-2349. Baron, J. 1990. Findings from ecological research program. in: Highlights of Natural Resources Management. Natural Resources Programs, Natural Resources Report NPS/NRPO/NRR-90/02. National Park Service. Baron, J.S., 1991. Surface water dynamics and biogeochemical fluxes of Loch Vale Watershed, Colorado. Ph.D. Dissertation, Department of Range Science, Colorado State University, Fort Collins, CO 122 pp. Baron, J. ed. 1992. Biogeochemistry of a subalpine ecosystem: Loch Vale Watershed. Ecological Study Series #90. Springer-Verlag, New York. Baron J., R.A. Pielke, W.J. Parton, D.S. Ojima, T.B. Kirchner, S.W. Running, and T.G.F. Kittel. 1992. Dynamic land surface/atmosphere parameterization for the South Platte River drainage. pp. 273-283 in: R.Herrmann, ed.: Am. Water Resour. Assoc. Symposium Proceedings: Managing Water Resources During Global Change. Baron, J., D.S. Ojima, E.A. Holland, and W.J. Parton. 1994. Nitrogen consumption in high elevation Rocky Mountain tundra and forest and implications for aquatic systems. Biogeochemistry 27:61-82. Baron, J.S., and D.H. Campbell. 1997. Nitrogen fluxes in a high elevation Rocky Mountain basin. Hydrologic Processes 11:783-799. Baron, J.S., E.J. Allstott, and B.K. Newkirk. 1995. Analysis of long term sulfate and nitrate budgets in a Rocky Mountain basin. pp. 255-262 in: K.A. Tonnesson, M.W. Williams, and M. Tranter, eds. Biogeochemistry of seasonally snow-covered catchments. IASH Publication No 228: International Association of Hydrologic Sciences Press, Institute of Hydrology, Wallingford, Oxfordshire, OX10 8BB, UK. Baron, Jill, Roger Pielke, Bill Parton, Larry Band, and Steve Running. 1994. Dynamic land surface/atmospheric parameterization at different spatial scales in the Colorado Rocky Mountains. pp. 34-36 in: P.H. Gleick, A. Rango, and K. Cooley, eds., Proceedings of a workshop on the use of hydrological models for evaluating the impacts of climate change in snowmelt water supply basins, Santa Fe, NM 1993. Pacific Institute for Studies in Development, Environment, and Security, Oakland, CA 94612. 54 pp. Baron, J.S., M.D. Hartman, L.E. Band, and R.L. Lammers. 1998. Sensitivity of high elevation Rocky Mountain watersheds to climate change. Pp. 269-273 in: Proceedings of the Fifth National Watershed Conference, Reno NV, May 1997. Baron, J.S., D.S. Ojima, M.D. Hartman, T.G.F. Kittel, R.B. Lammers, L.E. Band, and R.A. Pielke, Sr. 1997. The influence of land cover and temperature change on hydrological and ecosystem dynamics in the South Platte River basin. Pp. 279-286 in: J.J. Warwick, ed. Proceedings of AWRA/UCOWR Symposium on Water Resources Education, Training, and Practice: Opportunities for the Next Century. AWRA, Herndon, VA, TPS-97-1, 988 pp. Baron, J.S., M.D. Hartman, T.G.F. Kittel, L.E. Band, D.S. Ojima, and R.B. Lammers. 1998. Effects of land cover, water redistribution, and temperature on ecosystem processes in the South Platte Basin. Ecol. Appl.8:1037-1051. Baron, J., and J. Turk. 1998. Aquatic ecosystems. Pp. 4-18 in: Haddow, D., R. Musselman, T, Blett, R. Fisher, tech. Coords. Guidelines for evaluating air pollution impacts on wilderness within the Rocky Mountain Region: report of a workshop, 1990. Gen. Tech. Rep. RMRS-GTR-4. Fort Collins, CO US. Department of Agriculture, Forest Service, Rocky Mountain Research Station, 31 p. Baron, J.S., and N. Caine. 2000. The temporal coherence of two alpine lake basins of the Colorado Front Range, USA. Freshwater Biology 43: 463-476. Baron, J.S., D.M. Theobald, and D.B. Fagre. 2000. Management of land use conflicts in the United States Rocky Mountains. Mountain Research and Development 20:24-27. Baron, J.S., M. Hartman, L.E. Band, and R.Lammers. 2000. Sensitivity of a high elevation Rocky Mountain watershed to altered climate and CO2. Water Resources Research, 36:89-99. Baron, J.S., and M.W. Williams. 2000. Preface to special section: recent Loch Vale Watershed research. Water Resources Research 36:11-12. Baron, J.S., Heather M. Rueth, Alexander M. Wolfe, Koren R. Nydick, Eric J. Allstott, J. Toby Minear, and Brenda Moraska.. 2000. Ecosystem Responses to Nitrogen Deposition in the Colorado Front Range. Ecosystems 3: 352-368. Baron, J.S. 2001. Lessons learned from long-term ecosystem research and monitoring in alpine and subalpine basins of the Colorado Rocky Mountains, USA.. Ekológia (Bratislava) 20, Supplement 2:25-30. Baron, J.S. ed. 2002. Rocky Mountain Futures: An Ecological Perspective. Island Press, Washington. 325pp. Baron, J.S., K.R. Nydick, H.M. Rueth, B.M. Lafrancois, and A.P. Wolfe. 2003. High elevation ecosystem responses to atmospheric deposition of nitrogen in the Colorado Rocky Mountains, USA. Global Change and Mountain Regions: A State of Knowledge Overview. Ulli M. Huber, Harald K.M. Bugmann, and M.A. Reasoner, eds. Kluwer Academic Publishers, Dordrecht, The Netherlands. In press. Baron, J.S., J.A. Botte, and R. Shory, 2004. Effects of Atmospheric Nitrogen Deposition on High Elevation Colorado Forests. pp. 10-14 in: Warren R. Keammerer and Jeffrey Todd, eds. Proceedings, HIGH ALTITUDE REVEGETATION WORKSHOP NO. 16. Colorado State University, Fort Collins, Colorado, March 3-5, 2004. Baron, J.S., S. Del Grosso, D.S. Ojima, D.M. Theobald, and W.J. Parton. 2004. Nitrogen emissions along the Colorado Front Range: Response to population growth, land and water use change, and agriculture. Ecosystems and Land Use Change, Geophysical Monograph Series 153: 117-127. Bigelow, D.S., A.S. Denning, and J. Baron. 1990. Differences between Nipher and Alter-shielded Universal Belfort precipitation gages at two Colorado deposition monitoring sites. Environ. Sci. and Technol. 24:758-760. Botte, J.A., and J.S. Baron. 2004. Quality Assurance Report, Loch Vale Watershed, 1999-2002. USGS Open-File Report 2004-1306. 17 pp. Botte, J.A., and J.S. Baron. 2004. Loch Vale Watershed Project Methods Manual 2004. 79pp. Botte, J.A., and J.S. Baron. 2005. Loch Vale/Fraser Nitrogen Fertilization Experiment Methods 2005. 11pp. Brock, Cynthia L. 1997. Sulfur isotope methods as an approach to sulfur dynamics in a subalpine wetland, Loch Vale Watershed. M.S. Thesis. Department of Earth Resources, Colorado State University. 66 pp. Burkett, V.R., D.A. Wilcox, R. Stottlemyer, W. Barrow, D. Fagre, J. Baron, J. Price, J.L. Nielsen, C.Allen, D.L. Peterson, G. Ruggerone, T. Doyle. 2005. Nonlinear dynamics in ecosystem response to climatic change: Case studies and policy implications. Ecological Complexity 2:357-394. Burns, D.A. 2002. The effects of atmospheric nitrogen deposition in the Rocky Mountains of Colorado and Southern Wyoming - a synthesis and critical assessment of published results. Water-resources-investigations report 02-4066, U.S. Geological Survey, Troy New York. Burns, D.A. 2003. The effects of atmospheric nitrogen depostion in the Rocky Mountains of Colorado and southern Wyoming, USA-- a critical review. Environmental Pollution 127: 257-269, U.S. Geological Survey, Troy, New York. Campbell, D.H., D.W. Clow, G.P. Ingersoll, M.A. Mast, N.E. Spahr, and J.T. Turk. 1995. Temporal variations in the chemistry of 2 snowmelt-dominated streams in the Rocky Mountains. Wat. Resour. Resear. 31:2811-2822. Campbell, D.H., D.W.Clow, G.P. Ingersoll, M.A. Mast, N.E. Spahr, and J.T. Turk. 1995. Nitrogen deposition and release in alpine watersheds, Loch Vale, Colorado, USA. pp. 243-254 in: K.A. Tonnesson, M.W. Williams, and M. Tranter, eds. Biogeochemistry of seasonally snow-covered catchments. IASH Publication No 228: International Association of Hydrologic Sciences Press, Institute of Hydrology, Wallingford, Oxfordshire, OX10 8BB, UK. Campbell, D.H., J.S. Baron, K. Tonnessen, P. Brooks, and P. Schuster. 2000. Controls on nitrogen flux in alpine/subalpine watersheds. Water Resources Research 36:37-48. Campbell, Donald H.; Kendall, Carol; Chang, Cecily C. Y.; Silva,
Steven R.; Tonnessen, Kathy A.. 2002. Pathways for nitrate release
from an alpine watershed: Determination using *15N and *18O. Water
Resources Research 38:10.1029/2001WR000294. Clements, S. 2001. Spatial and temporal variations of bulk snow properties and stream water chemistry in an alpine/subalpine watershed, Rocky Mountain National Park. M.S. Thesis, Colorado State University Department of Earth Resources. 314 pp. Cline, D.W. 1994. Modeling the spatial distribution and temporal
patterns of alpine and subalpine snowmelt. Proceedings of the 1993
Eastern/Western Snow Conference. Cline, D.W., 1995. Studies supporting the development of spatially distributed, physically based snowmelt models for continental alpine areas. Ph.D. Dissertation, University of Colorado Department of Geography. Cline, D.W. 1997. Effect of seasonality of snow accumulation and melt on snow surface energy exchanges at a contintental alpine site. J. Appl. Meteor. 36: 32-51. Cline, D.W. 1997. Snow surface energy exchanges and snowmelt at a continental, midlatitude alpine site. Wat. Resour. Resear. 33: 689-701. Clow, D.W. 1992. Weathering rates from field and laboratory experiments on naturally-weathered soils. Ph.D. Dissertation, University of Wyoming, Laramie. Clow, D.W. and M.A. Mast. 1995. Composition of precipitation, bulk deposition, and runoff at a granitic bedrock catchment in the Loch Vale Watershed. pp. 235-242 in: K.A. Tonnesson, M.W. Williams, and M. Tranter, eds. Biogeochemistry of seasonally snow-covered catchments. IAHS Publication No 228: International Association of Hydrologic Sciences Press, Institute of Hydrology, Wallingford, Oxfordshire, OX10 8BB, UK. Clow, D.W., and Drever, J.I., 1996, Weathering rates as a function of flow through an alpine soil, Chemical Geology, v. 132, pp. 131-141. Clow, D.W., M.A. Mast, T.D. Bullen, and J.T.Turk. 1997. Strontium 87/strontium 86 as a tracer of mineral weathering reactions and calcium sources in an alpine/subalpine watershed, Loch Vale Colorado. Wat. Resour. Resear. 33:1335-1351. Clow, D.W., and J.K. Sueker. 2000. Relations between basin characteristics and stream-water chemistry in alpine/subalpine basins in Rocky Mountain National Park, Colorado. Water Resources Research 36:49-62. Clow, D.W., J.O. Sickman, R.G. Striegl, D.B. Krabbenhoft, J.G. Elliott, M. Dornblaser, D.A. Roth, D.H. Campbell. 2003. Changes in the chemistry of lakes and precipitation in high elevation national parks in the western United States, 1985-1999. Water Resources Research 39: 6: 1171, doi, 10.1029/2002wr001533. Clow, D.W., L, Schrott, R. Webb, D.H. Campbell, A. Torizzo, and M. Dornblaser. 2003. Ground water occurrence and contributions to streamflow in an alpine catchment, Colorado Front Range. Ground Water, Vol. 41, No. 7, pp. 937-950. Das, B., R. D. Vinebrooke, A. Sanchez-Azofiefa, B. Rivard, and A.P. Wolfe. 2005. Inferring sedimentary chlorophyll concentrations with reflectance spectroscopy: a novel approach to reconstructing historical changes in the trophic status of mountain lakes. Can. J. Fish. Aquat. Sci. 62:1067-1078. Denning, A.S. 1988. Quality assurance report, Loch Vale Watershed project, surface water chemistry 1982-1987. Denning, A.S. Baron, J., M.A. Mast, and M.A. Arthur. 1991. Hydrologic pathways and chemical composition of runoff during snowmelt in Loch Vale Watershed, Rocky Mountain National Park, Colorado USA. Wat. Air, Soil, Pollut. 59:107-123. Drever, J.I., and Clow, D.W., 1996, Weathering rates in catchments; IN S. Brantley, and A. White (eds.), Chemical Weathering Rates of Silicate Minerals, Mineral. Soc. Am., Rev. Mineral., v. 31, pp. 463-483. Edwards, R.L. 1991. Data Quality Report: 1989-1990, Loch Vale Watershed. Natural Resource Ecology Laboratory, Colorado State University, Fort Collins. Fenn, M.E., M. Poth, J.D. Aber, J.S. Baron, B.T. Bormann, D.W. Johnson, A.D. Lemly, S.G. McNulty, D.F. Ryan, and R. Stottlemyer. 1998. Nitrogen excess in North American ecosystems: a review of predisposing factors, geographic extent, ecosystem responses, and management strategies. Ecological Applications.8:706-733. Fenn,M.E., R. Haeuber, G.S. Tonnesen, J.S. Baron, S Grossman-Clarke, D. Hope, D.A. Jaffe, S. Copeland, L. Geiser, H. M. Rueth, AND J.O. Sickman. 2003. Nitrogen Emissions, Deposition and Monitoring in the Western United States. BioScience 53:391-403. Fenn, M.E. J.S. Baron, E.B. Allen, H. M. Rueth, K.R. Nydick, L. Geiser, W.D. Bowman, J. O. Sickman, T.Meixner, and D. W. Johnson. 2003, Ecological Effects of Nitrogen Deposition in the Western United States. BioScience 53:404-420. Groffman, P.M., J.S. Baron, T. Blett, A.J. Gold, I. Goodman, L.H. Gunderson, B.M. Levinson, M.A. Palmer, H.W. Paerl, G.D. Peterson, N.L. Poff, D.W. Rajeski, J.F. Reynolds, M.G. Turner, K.C. Weathers, J. Wiens, 2006. Ecological thresholds: the key to successful environmental management, or an important concept with no practical application? Ecosystems, in press. Hartman, M.D., J. Baron, R.B. Lammers, D. Cline, L.E. Band, G.L. Liston, and C. Tague. 1999. Simulations of snow distribution and hydrology in a mountain basin. Water Resources Research 35:1587-1603. Hartman, M.D., J.S. Baron, and D.S. Ojima. 1995. Simulations of snow distribution and hydrology in a mountain basin. GPAC workshop proceedings in computer applications in water management. Hartman, M.D., J.S. Baron, D.S. Ojima. 2005. Application of a coupled ecosystem-chemical equilibrium model, DayCent-Chem, to stream and soil chemistry in an alpine watershed. Ecol. Modeling, in revision. Hauer, R., J.S. Baron, D.H. Campbell, K.D. Fausch, S.W. Hostettler, G.H. Leavesley, P.R. Leavitt, D.M. McKnight, and J.A. Stanford. 1997. Assessment of climate change and freshwater ecosystems of the Rocky Mountains, U.S. and Canada. Hydrol. Proc. 11:903-924. Heit, M., R. Klusek and J. Baron. 1984. Evidence of deposition of anthropogenic pollutants in remote Rocky Mountain lakes. Water, Air, Soil Poll. 22:403-416. Huang Jian-hui, Jill Baron, and Dan Binkley. 1996. The contribution of wetlands to stream nitrogen load in the Loch Vale Watershed, Colorado, USA. Acta Phytoecologia Sinica 20:289-302. Ingersoll, G.P., D.H. Campbell, and N.E. Spahr. 1996. Snow depth variability in a small alpine watershed. Proceedings of the Western Snow Conference, 64th Annual Meeting, Bend, Oregon, April 15-18. Colorado State University. pp 159-162. Ingersoll, G.P. 1995. Estimating snowmelt contribution to the seasonal water balance in a small alpine watershed. M.S. Thesis, University of Colorado Department of Geography. Johnson, C.A., M.A. Mast, C.L. Kester. 2001. Use of 17O/16O to trace atmospherically-deposited sulfate in surface waters: a case study in alpine watersheds in the Rocky Mountains. Geophys. Resear. Let. 28:4483-4486. Kendall, C., D.H. Campbell, D.A. Burns, J.B. Shanley, S.R. Silva, and C.C.Y.Chang. 1995. Tracing sources of nitrate in snowmelt runoff using the oxygen and nitrogen isotopic compositions of nitrate. pp. 339-348 in: K.A. Tonnesson, M.W. Williams, and M. Tranter, eds. Biogeochemistry of seasonally snow-covered catchments. IASH Publication No 228: International Association of Hydrologic Sciences Press, Institute of Hydrology, Wallingford, Oxfordshire, OX10 8BB, UK. Kendall, C., Silva, S.R., Chang, C.C.Y, Burns, D.A., Campbell, D.H. and Shanley, J.B. 1995, Use of the d18O and d15N of nitrate to determine sources of nitrate in early spring runoff in forested catchments, in Isotopes in water resources management, proceedings of International Atomic Energy Agency Symposium, Vienna, Austria, March 20-24, 1995, IAEA-SM-336/29, pp.167-176. Kester, C.L., J.S. Baron, and J.T. Turk. 2003. Isotopic study of sulfate sources and residence times in a subalpine watershed. Environmental Geology 43:606-613. Klein, E.J. 1988. The variations in wet precipitation chemistry with elevation in Colorado. M.S. Thesis. Colorado State University. 112 pp. Körner, C., M. Ohsawa, E. Spehn, E. Berge, H. Bugmann, B. Groombridge, L. Hamilton, T. Hofer, J. Ives, N. Jodha, B. Messerli, J. Pratt, M. Price, M. Reasoner, A. Rodgers, J. Thonell, M. Yoshino, J. Baron, R. Barry, J. Blais, R. Bradley, R. Hofstede, V. Kapos, P. Leavitt, R. Monson, L. Nagy, D. Schindler, R. Vinebrooke, T. Watanabe. 2006. Mountain Systems. Chapter 24 in: Millennium Ecosystem Assessment. Current State and Trends: Findings of the Condition and Trends Working Group. Ecosystems and Human Well-being, vol.1., Island Press, Washington DC. Lammers, R.B., L.E. Band, and C.L. Tague. 1997. Scaling behaviour of watershed processes. in: P. van Gardingen, G. Foody, and P. Curran, eds. Scaling Up, from Cell to Landscape. Cambridge University Press, pp. 296-317. Lammers, R.B. 1998. Extending hydro-ecological simulation models from local to regional scales: Ph.D. Dissertation, University of Toronto, Toronto Ontario. Martin, Michael. 1994. Late summer, inorganic nitrogen dynamics of an alpine watershed. M.S. Thesis, Colorado State University, Fort Collins. Mast, M.A. 1989. A laboratory and field study of chemical weathering with special reference to acid deposition. Ph.D. Dissertation, University of Wyoming, Laramie. Mast, M.A., J.I. Drever, and J. Baron. 1990. Chemical weathering in The Loch Vale Watershed, Rocky Mountain National Park, Colorado. Wat. Res. Resear. 26:2871-2978. Mast, M.A., C. Kendall, D.H. Campbell, D.W. Clow, and J. Back. 1995. Determination of hydrologic pathways in an alpine-subalpine basin using isotopic and chemical tracers, Loch Vale Watershed, Colorado. pp. 263-270 in: K.A. Tonnesson, M.W. Williams, and M. Tranter, eds. Biogeochemistry of seasonally snow-covered catchments. IASH Publication No 228: International Association of Hydrologic Sciences Press, Institute of Hydrology, Wallingford, Oxfordshire, OX10 8BB, UK. Mast, M.A., K.P. Wickland, R.T. Striegl, and D.W. Clow. 1998. Winter fluxes of CO2 and CH4 from subalpine soils in Rocky Mountain National Park, Colorado. Global Biogeochemical Cycles 12:607-621. Mast, M.A., J.T. Turk, G.P. Ingersoll, D.W. Clow, and C.L. Kester. 2001. Use of stable sulfur isotopes to identify sources of sulfate in Rocky Mountain snowpacks. Atmospheric Environment 35:3303-3313. Mast, M.A., D.H. Campbell, D.P. Krabbenhoft, and H.E. Taylor. 2005. Mercury transport in a high-elevation watershed in Rocky Mountain National Park, Colorado. Water, Air, and Soil Pollution 161:21-42.
McKnight, D., C. Miller, R. Smith, J. Baron and S. Spaulding. 1988. Phytoplankton populations in lakes in Loch Vale, Rocky Mountain National Park, Colorado: sensitivity to acidic conditions and nitrate enrichment. U.S. Geological Survey Water Resources Investigations Report 88-4115, Denver, CO. 102 pp. McKnight, D., M.V. Brenner, R. Smith and J. Baron. 1986. Seasonal
changes in phytoplankton in lakes in Loch Vale, Rocky Mountain National
Park. USGS Water Resources Investigations Report 86-4101. Denver,
CO. 64 pp. McKnight, D.M., R. Harnish, R.L. Wershaw, J.S. Baron, and S. Schiff. 1997. Chemical characteristics of particulate, colloidal, and dissolved organic material in Loch Vale Watershed, Rocky Mountain National Park. Biogeochemistry 36:99-124. McLaughlin, P.W. 1988. The effect of storm trajectory on precipitation chemistry in Rocky Mountain National Park. M.S. Thesis. Colorado State University. 70 pp. Meixner, T., R.C. Bales, M.W. Williams, D.H. Campbell, and J.S. Baron. 2000. Stream chemistry modeling of two watersheds in the Front Range, Colorado. Water Resources Research 36: 77-88. Meixner, T., 1999. Alpine biogeochemical modeling: case studies, improvements, and parameter estimation. Ph.D. Dissertation, University of Arizona, Tucson, AZ. 246 pp. Menounos, B., 1996. A Holocene debris-flow chronology for an alpine catchment, Colorado Front Range. M.A. thesis, University of Colorado, Boulder. 160 p. Menounos, B., 1997. The Water Content of Lake Sediments and its Relationship to other Physical Parameters: an Alpine Case Study. The Holocene 7:207-212. Menounos, B., 1997. Evidence for cirque glaciation in the Colorado Front Range during the Younger Dryas chronozone. Quat. Resear. 48:38-47. Michel, R.L, D.H. Campbell, D.W. Clow, and J.T. Turk. 2000. Timescales for migration of atmospherically-derived sulphate through an alpine watershed, Loch Vale, Colorado. Water Resources Research 36:27-36. Minear, J.T. 1998. Recent changes in water chemistry and diatom assemblages of high-altitude aquatic ecosystems in Rocky Mountain National Park, Colorado. Senior Thesis, The Colorado College, Colorado Springs, CO. Moraska Lafrançois, B. 2002. Algal and invertebrate responses to atmospheric nitrogen deposition in Rocky Mountain lakes. Ph.D. Dissertation, Colorado State University, Fort Collins, CO. Moraska Lafrançois B., K.M. Nydick, and B. Caruso. 2003. Influence of nitrogen on phytoplankton biomass and community composition in fifteen Snowy Range lakes (Wyoming, U.S.A.). Arctic, Antarctic, and Alpine Research 35:499-508. Moraska Lafrançois, B., D. M. Carlisle, K. R. Nydick, B. M. Johnson, J. S. Baron. 2003. Environmental Characteristics and Benthic Invertebrate Assemblages in Colorado Mountain Lakes. Western North American Naturalist 63:137-154. Moraska Lafrancois, B., K.R. Nydick, B.M. Johnson, and J.S. Baron. 2004. Cumulative effects of nutrients and pH on the plankton of two mountain lakes. Can. Jour. Fish. Aquat. Sciences. 61: 1153-1165. Muldoon, K. 2003. A hydrologic and nitrogen mass balance for Embryo Pond, Rocky Mountain National Park, Colorado. M.S. Thesis, Graduate Degree Program in Ecology, Colorado State University, Fort Collins, CO 80523. 53 pp. Nanus, L., D.H. Campbell, G. P. Ingersoll, D.W. Clow, M.A. Mast. 2003. Atmospheric Deposition Maps for the Rocky Mountians. US Geological Survey, Denver, CO. Newkirk, B.K., 1995. Loch Vale Watershed Methods Manual. Natural Resource Ecology Laboratory. Colorado State University, Fort Collins, CO 80523. 124 pp. Nydick, K.R., 2002. Mountain lake responses to elevated nitrogen deposition. Ph.D. dissertation, Colorado State University, Fort Collins. 162 pp. Nydick, K.R., B. Moraska Lafrancois, J.S. Baron, and B.M. Johnson. 2003. Lake-specific responses to elevated atmospheric nitrogen deposition in the Colorado Rocky Mountains, USA. Hydrobiologia, 510: 103-114. Nydick, K.R., B. Moraska LaFrancois, and J.S. Baron. 2004. NO3 uptake in shallow, oligotrophic, mountain lakes: the influence of elevated NO3 concentrations. Journal of the North American Benthological Society. 23(3): 397-415. Nydick, K.R., B. Morasks LaFrancois, J.S. Baron and B.M. Johnson. 2004. Nitrogen regulation of algal biomass, productivity, and composition in shallow mountain lakes, Snowy Range, Wyoming, USA. Can. Journ. Fish. Aquat. Sciences. 61: 1256-1268. Norton, S.A., C.T. Hess, G.M. Blake, M.L. Morrison and J. Baron. 1985. Excess unsupported 210Pb in lake sediment from Rocky Mountain lakes: a groundwater effect. Can. J. Fish. Aquat. Sci. 42:1249-1254. Pielke, R.A., T.J. Lee, T.G.F. Kittel, J.M. Cram, T.N. Chase, G.A. Dalu, and J.S. Baron. 1993. The effect of mesoscale vegetation distribution on the hydrologic cycle and regional and global climate. Pages 82-87, in: Preprints, Conference on Hydroclimatology: Land-Surface/Atmosphere Interactions on Global and Regional Scales, Anaheim, CA, Jan 1993. American Meteorological Society, Boston, Mass. Planert, Debra. 1997. Nitrogen fertilization influences on microbial activity. M.S. Thesis, Department of Forest Sciences, Colorado State University. Rapport, D.J., C. Gaudet, J.R. Karr, J.S. Baron, C. Bohlen, W. Jackson, B. Jones, R.J. Naiman, B. Norton, and M.M. Pollock. 1998. Evaluating landscape health: integrating societal goals and biophysical processes. Journal of Environmental Management 53:1-15. 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The George Wright Society, Hancock, MI. Stohlgren, T.J., T.N. Chase, R.A. Pielke, Sr., T.G.F. Kittel, and J.S. Baron. 1998. Evidence that local land use practices influence regional climate, vegetation, and stream flow patterns in adjacent natural areas. Glob. Change Biology 4: 495-504. Sueker, J.K., 1995. Chemical hydrograph separation during snowmelt for three headwater basins in Rocky Mountain National Park, Colorado. pp. 271-282 in: K.A. Tonnesson, M.W. Williams, and M. Tranter, eds. Biogeochemistry of seasonally snow-covered catchments. IASH Publication No 228: International Association of Hydrologic Sciences Press, Institute of Hydrology, Wallingford, Oxfordshire, OX10 8BB, UK. Sueker, J.K., 1996. Isotopic and chemical flowpath separation of streamflow during snowmelt and hydrogeologic controls of surface water chemistry in six alpine-subalpine basins, Rocky Mountain National Park, Colorado. 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Methane flux in subalpine wetland and unsaturated soils in the southern Rocky Mountains. Global Biogeochemical Cycles 13:101-114. Williams, M.W., J.S. Baron, N. Caine, R. Sommerfeld, and R.L. Sanford. 1996 Nitrogen saturation in the Rocky Mountains. Environmental Science and Technology 30:640-646. Wolfe, A.P., A.C. VanGorp, J.S. Baron. 2003. Recent ecological and biogeochemical changes in alpine lakes of Rocky Mountian Naitonal Park (Colorado, USA): a response to anthropogonic nitrogen depositon. Geobiology: 1, 153-168. Wolfe, A. P., J.S. Baron, R.J. Cornett. 2001. Anthroogenic nitrogen deposition induces rapid ecological changes in alpine lakes of the Colorado Front Range (USA). Journal of Paleolimnology: 25: 1-7. Wolfe, A.P., S.S. Kaushal, J.R. Fulton, D.M. McKnight. 2002. Spectrofluorescence of Sediment Humic Stubstances and Historical Changes of Laucustrine Organic Matter Rovenance in Response to Atmospheric Nutrient Enrichment. Environmental Science Technology: 36: 3217-3223. 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