email: mfriedel@usgs.gov; telephone: 303.236.7790
Presentations as University Seminars
Friedel, M.J., 2007, Assessment and Management of Mining-Related Environmental Risks With Applications,
Friedel, M.J., 2005, University de Centroamericana, Dept. Energy and Fluids, Simultaneous estimation of rainfall amounts in four ungaged coastal watersheds of
Friedel, M.J., 2005, University de Centroamericana, Dept. Energy and Fluids, Simulating hurricane-induced costal flooding,
Friedel, M.J., 2005,
Friedel, M.J.,
Friedel, M.J., 2005,
Friedel, M.J., 2005, Research Institute for Soil Science and Agricultural Chemistry of the Hungarian Academy of Sciences, Probable effects of urbanization on biological integrity, Budapest, Hungary. (Invited lecture)
Friedel, M.J., 2002, University of Minnesota, Department of Biosystems and Agricultural Engineering, St. Paul, MN, Stochastic simulation and optimization of reservoir parameters. (Invited lecture)
Friedel, M.J., 2002, University of
Friedel, M.J., 2001,
Friedel, M.J., 1996,
Friedel, M.J., 1992,
Friedel, M.J., 1992,
Friedel, M.J., 1991,
Friedel, M.J., 1991,
Presentations at Conferences
INTERNATIONAL
Friedel, M., 2005, Probable flooding in ungaged coastal basins of El Salvador, International Symposium on Methodology in Hydrology, Nanjing, China, Oct. 30 -Nov. 2, 2005. [KEYNOTE]
Friedel, M., 2005, Effects of Coal-bed methane discharge waters on vegetation and soil ecosystem in Powder River Basin, Wyoming, USA, International Symposium on Methodology in Hydrology, Nanjing, China, Oct. 30 - Nov. 2, 2005. [KEYNOTE]
Friedel, M., 2005, Urbanization effects on ecological integrity in the Upper Illinois River Basin, USA, NATO Advanced Study Workshop - Groundwater and Ecosystems, Canakkale, Turkey, Sept. 5-7, 2005. [KEYNOTE]
Friedel, M., 2004, Reliability in urban ground-water recharge estimates through the vadose zone: managing sustainable development in arid and semiarid regions, NATO Advanced Study Institute - Management and Sustainable Development of Urban Groundwater Systems, Baku, Azerbiajan, Aug. 10-20, 2004. [KEYNOTE]
Friedel, M.J., D.F. Scott, M.J. Jackson,,T. Williams, and S.M. Killen, 1995, 3-D seismic tomographic investigation of mechanical conditions in a deep US gold mine, Proceedings Mech. Jointed and Faulted Rock-2, Vienna Austria, April 13-17, pp. 689-695. [INVITED and PRESENTED]
Jackson, M.J., M.J. Friedel, D.R. Tweeton, D.F. Scott, and T.J. Williams, 1995, Three-dimensional imaging of underground mine structures using geophysical tomography with tests for resolution and robustness. Proceedings CAMI ‘95: 3rd Canadian Conference on Computer Applications in the Mineral Industry,
Schmidt, R.D. and M.J. Friedel. 1991, Application of computers for analysis of in situ leach mining hydrology, Proceedings Indo-U.S. Symposium on Computers in the Mining Industry, Dahnbad, India, November 11-13, pp. 121-135. [INVITED]
Friedel, M.J., and R.E. Thill. 1990, U.S. Bureau of Mines research on the Kaiser Effect for determining stress in rock. Proceedings in International Joing Meeting, 1st Workshop on AE in Civil Engineering and 2nd Workshop on AE and Rock Fracture Mechanics, Kumamoto City, Japan, Oct. 29-31, pp. 54. [INIVITED and PRESENTED]
USA Friedel, M., 2008, Joint Inverse Modeling to Estimate Flood-Flow Depths and their Uncertainty in Ungauged Coastal Basins, El Salvador, Central America, Extended abstract, United States Geological Survey, 2nd Modeling Conference, Gulf Shores, Alabama, February, 10-15, 2008. [PRESENTED] Friedel, M., 2008, Joint Inverse Modeling to Estimate Extreme Rainfall Events and their Uncertainty in Ungauged Coastal Basins, El Salvador, Central America, Extended abstract, United States Geological Survey, 2nd Modeling Conference, Gulf Shores, Alabama, February, 10-15, 2008. [PRESENTED] Friedel, M., 2008, Application of Stochastic Modeling to Forecast Likely Urbanization Effects on Ecological Integrity in the Upper Illinois River Basin, USA, Extended abstract, United States Geological Survey, 2nd Modeling Conference, Gulf Shores, Alabama, February, 10-15, 2008. [PRESENTED] Friedel, M., 2008, Stochastic Modeling to Forecast Likely Effects of a Proposed Reservoir on Colorado River Quantity and Quality near Grand Junction, Colorado, Extended abstract, United States Geological Survey, 2nd Modeling Conference, Gulf Shores, Alabama, February, 10-15, 2008. [PRESENTED] J A Tindall, M Figueroa-Johnson, *M J Friedel. 2007, Comparison of Soil-Water Sampling Techniques, Trans. AGU, 83(42), Fall Meet. Suppl., H53F-1489. [PRESENTED] Figureoa*, M., J.A. Tindall, and M.J. Friedel. 2005, Comparison of 18Od composition of water extracted from suction lysimeters, centrifugation, and azeotropic distillation, Trans. AGU, 83(42), Fall Meet. Suppl., H13-6703 Little*, J., J.A. Tindall, and M.J. Friedel, 2005, Scaling relations between laboratory and field scale hysteretic measurements for a coarse sandy loam soil, Trans. AGU, 83(42), Fall Meet. Suppl., H13-6701. Little*, J., J.A. Tindall, and M.J. Friedel, 2004, Correlated Moisture Content, Pressure and Temperature Data for Development of Hysteretic Moisture Retention Curves, Trans. AGU, 83(42), Fall Meet. Suppl., H33B-0464. [PRESENTED] Friedel, M., 2003, Predicting maximum likely debris flows: from pre-fire streamflow measurements to post-fire hazard mapping, presentation at Colorado Streamgaging Symposium, 2003, Breckenridge, CO, May 8, 2003. [INVITED and PRESENTED]
Friedel, M., 2003, Predicting maximum likely debris flows: from pre-fire streamflow measurements to post-fire hazard mapping, presentation at Colorado Streamgaging Symposium, 2003, Breckenridge, CO, May 8, 2003. [INVITED and PRESENTED]
Friedel, M., 2002, Quantifying Ground-Water Recharge Using a Coupled Water-Heat-Solute Transport Model: Optimal Nonlinear Parameter Estimation, Nonuniqueness, and Predictive Uncertainty, Trans. AGU fall meeting, San Francisco, CA, Dec 10, 2002. [PRESENTED]
Friedel, M., 2002, Salinity issues in
Nieber, J.L., M.J. Friedel, and B.S. Sharratt, 1997, Modeling equations for two-dimensional coupled heat, fluid, and solute transport in variably-saturated, variably-frozen soils, CRREL Special Report 97-10: Proceedings International symposium on physics, chemistry and ecology of seasonally frozen soils,
Scott, D.F, T.J. Williams and M.J. Friedel, 1996, Application of seismic tomography in underground mining, Proceedings 15th International Conference on Ground Control in Underground Mining, Golden, CO, Aug. 13-15. [INVITED]
Williams, T. J., Scott, D. F. and Friedel, M.J., 1996, Application of seismic tomography to underground mining: Part 2, 66th Annual International Meeting: Society of Exploration Geophysics, Denver, CO, Nov. 15. pp. 2057-2059.
Scott, D. F., Williams, T. J. and Friedel, M.J., 1996, Application of seismic tomography to underground mining: Part 1, 66th Annual International Meeting: Society of Exploration Geophysics, Denver, CO, Nov. 15, pp. 2053-2056.
Moyle, P.R., J.M. Fay, and M.J. Friedel, 1994, Integrated geophysical characterization of mine-waste sites in the Coeur d’ Alene Mining District, ID. Proceedings Symposium on Application of Geophysics to Engineering and Environmental Problems, March 27-31, pp. 857-868.
Friedel, M.J., and E. Wedepohl, 1994, Case studies of radio wave tomography at base metal and gold ore bodies in the
Friedel, M., 1994, Integrated geophysical technology for void detection and geological/hydrological characterization.
Friedel, M., 1994, 3D tomographic imaging of anomalous conditions in a deep mine. Paper presented at Symposium on Application of Geophysics to Engineering and Environmental Problems,
Friedel, M.J., M.J. Jackson, E. Williams, M.S. Olson, 1994, Tomographic imaging of coal pillar conditions: observations and implications. Society of Mining Metallurgy, & Exploration Annual Meeting, February 14-17,
Friedel, M.J. and M.J. Jackson, 1993, Application of seismic tomography for assessing yield pillar stress conditions. Paper presented at Twelfth Conference on Ground Control in Mining, Lakeview Resort and
Hauser, K.L. and M.J. Friedel, 1993, Geophysical techniques applied to cavity detection at the Wharf Mine, Lead,
Friedel, M.J., J.A. Jessop, and R.E. Thill, 1992, Mining applications of seismic tomography. Proceedings 62nd Annual International Meeting: Society of Exploration Geophysics,
Thill, R.E., M.J. Friedel, J.A. Jessop, and M.J. Jackson, 1992, Integrated geophysics and geotomography for ground control applications. Proceedings 4th Ground Control Symposium, Southern Illinois University, Mt.Vernon, IL, November 2-4, pp. 51-69.
Jessop, J.A., D.L. Borek, M.J. Jackson, D.R. Tweeton and M.J. Friedel, 1992, Evaluation of a stope leaching site using geotomography. Proceedings Engineering Foundation Conference, In Situ Minerals Recovery-II ,
Schmidt, R.D., D. Early, III, and M.J. Friedel, 1992, Analysis and implications of dynamic transmissivity conditions during in situ copper leaching. Proceedings Engineering Foundation Conference, In Situ Recovery of Minerals II,
Tweeton, D.R., J.C. Hanson, M.J. Friedel and L.J. Dahl, 1992, Field tests of geophysical methods for monitoring the flow patterns of leach solution. Proceedings Engineering Foundation Conference, In Situ Recovery of Minerals II, October 25-30, Santa Barbara, CA, pp. 179-199.
Jessop, J.A., M.J. Friedel, D.R. Tweeton, and M.J. Jackson, 1992. Fracture detection with seismic crosshole tomography for solution control in a stope. Proceedings Symposium on Application of Geophysics to Engineering and Environmental Problems,
Friedel, M.J., P.M. Jones, and R.D. Schmidt, 1992, Geostatistical analysis of dynamic transmissivity during in situ copper leaching. Proceedings 23rd International Symposium on Applications of Computers in Mining Industry, April 7-11, pp. 49-61. [INIVITED and PRESENTED]
Friedel, M.J., 1992, Scale-dependence In the hydrologic design of in situ copper leaching operations: Paper presented at Society for Mining, Metallurgy, and Exploration annual meeting,
Friedel, M.J., J.A. Jessop, and R.E. Thill, 1991, Igneous rock mass fracture delineation using common offset radar reflection. Proceedings 61st Annual International Meeting: Society of Exploration Geophysics, November 10-14, pp. 504-506. [PRESENTED]
Hanson, J.C., Tweeton, D.R., Friedel, M.J., and Dahl, L.J., 1991, A field test of electromagnetic methods for the detection of conductive plumes. Annual International Meeting: Society of Exploration Geophysics, November 10-14, pp. 569-572. [PRESENTED]
Friedel, M.J., 1992, Effect of Unsaturated Conditions on the Hydrology of In Situ Copper Leaching. Society of Mining Engineers Transactions, Vol. 294, pp 1029-1036.) [PRESENTED]
Friedel, M.J. and R.D. Schmidt, 1991, Effect of an unsaturated setting on the hydrology of in situ copper leaching. Society for Mining, Metallurgy, and Exploration Ann. Mtg., Preprint 91-161,
Friedel, M.J. and Hanson, J.C., 1990, An integrated geophysical approach to detection of abandoned mine openings. Proceedings 12th Annual National Abandoned Mine Land Conference, Breckenridge, CO, September 15, pp. 57-86. [INVITED and PRESENTED]
Friedel, M.J. and J.C. Hanson, 1990, Assessment of ground penetrating radar for detecting hazardous abandoned mine openings and related features. Proceedings12th Annual National Abandoned Mine Land Conference, Breckenridge, CO, September, pp. 87-55. [PRESENTED]
Friedel, M.J., 1990, Common offset radar profiling for detection of fractures igneous rock. Poster presented at Geophysical Solutions to Geologic Problems of Continental Interiors: A Minnesota Workshop, Minnesota Geologic Survey,
Schmidt, R.D., M.J. Friedel and K. Behnke, 1990, Hydrologic considerations of underground in place copper leaching. Society for Mining, Metallurgy, and Exploration Ann. Mtg., Preprint 90-179,
Jessop, J.A., R.E. Thill, and M.J. Friedel, 1990, Acoustic site characterization studies for in situ mining. Society for Mining, Metallurgy, and Exploration Annual Meeting, Preprint 90-184,
Thill, R.E., M.J. Friedel, and J.C. Hanson, 1990, Mining geophysics: a research perspective. Proceedings International Symposium on Borehole Geophysics in Petroleum, Hydrology, Mining, and Engineering Applications,
Presentations at Workshops
Friedel, M.J., 2008, Proposed Risk-based Modeling Framework for the Mineral Environmental Assessment: (1-day),
Friedel, M.J., 2007, Assessment and management of mining-related environmental risks with applications: in Mine Environments - Potential Impact and Risk Assessment (1-day), Kuopio, Finland, February 7, 2007. [INVITED and PRESENTED]
Friedel, M.J., 2006, Hazards risk mitigation and emergency preparedness project (1-day),
Friedel, M.J., 2005, Parameter estimation, model calibration, and uncertainty analysis (1-day), State Key Laboratory of Hydrology, Water Resources and Hydraulic Engineering, Hohai University, Nanjing, China, November 3, 2005. (Developed and Instructed)
Friedel, M., 2002, Drought effects on water quantity and quality. U.S. Geological Survey drought workshop,
Friedel, M., 2002, Drought effects on water quantity and quality. U.S. Geological Survey drought workshop,
Friedel, M., 2002, Drought effects on water quantity and quality. U.S. Geological Survey drought workshop,
Friedel, M., 2002, Transport model parameter nonuniqueness and its effect on recharge prediction in a coupled variably saturated ground-water system. U.S. Geological Survey artificial recharge workshop,
Friedel, M., 2002, Coupled ground-water model calibration and predictive analysis - space age technology or science fiction?
Friedel, M., 2001, Salinity overview of water resources in the South Platte River Basin, A Colorado Salinity/Selenium Symposium and Workshop, Soil Water Conservation Society, Colorado Springs, CO, October 4, 2001. [INVITED and PRESENTED]
Friedel, M., 1999, VST2D – Variably saturated water-heat-solute transport model. U.S. Geological Survey - Unsaturated Zone Interest Group, Menlo Park, CA, Jan. 13, 1999. [PRESENTED]
Friedel, M., 1999, Ground-water risk assessment –
Presentations as Cyber Seminars
Friedel, M.J., CO-District seminar series (oral and cybercast), 2002-2004. [DEVELOPED, COORDINATED, CHAIRED]
Friedel, M.J., Model calibration and predictive analysis for watershed models, Oct. 2002. [DEVELOPED and PRESENTED]
Friedel, M.J., A new approach to watershed model calibration and predictive analysis, Apr. 2002. [DEVELOPED and PRESENTED]
Friedel, M.J., Model calibration framework for assessing effects of urbanization of water quality, U.S. Geological Survey, National Water Quality Assessment Leadership and National Synthesis Teams, Office of Water Quality, and Office of Surface Water personnel, District offices, Mar. 26, 2001. [DEVELOPED and PRESENTED]
Friedel, M.J., Model calibration and simulation of urbanization and its effects on ecological integrity. U.S. Geological Survey, National Water Quality Assessment Leadership and National Synthesis Teams, Office of Water Quality, and Office of Surface Water personnel, District offices, Mar. 26, 2001. [DEVELOPED and PRESENTED]
Presentations as Technical Outreach
Friedel, M.J., 2006, Overview of Hazards Risk Mitigation and Emergency Preparedness Project, Bucharest, Romania, presentation to World Bank Experts, stakeholders, and concerned citizens, January 16, 2006. [INVITED and PRESENTED]
Friedel, M.J., 2005, Combined groundwater-geophysical inverse modeling to reduce predictive uncertainty, presentation as part of Groundwater Resources Program research initiative in Linking Geologic Models to Modflow, DFC, Bldg 53, Central Region conference room, F1216, Lakewood, CO, presentation to regional groundwater specialist (A. Burns) and invited scientists, June 16, 2005. [INVITED and PRESENTED]
Friedel, M.J., 2003, Potential post-fire debris flow hazards associated with Wulfsohn and Glenwood alluvial fans, Glenwood Springs, Colorado, presentation to Mayor and city council, May 28, 2003. [INVITED and PRESENTED]
Friedel, M.J., 2002, Application of genetic algorithms and programming to water resource problems, oral and cyber presentation to USGS earth scientists, USGS National Training Center, Lakewood, CO, December 4, 2002. [PRESENTED]
Friedel, M.J., 2002, Stochastic modeling of quantity and quality of Colorado River streamflow following development and operation of Sulphur Gulch reservoir, presentation to Denver Water and Northern Colorado Water Conservancy District management and engineers, and attorneys of Trout-Whitman, Loveland, CO, November 22, 2002. [INVITED and PRESENTED]
Friedel, M.J., 2002, Application of stochastic simulation to assess the effects of development and operation of Sulphur Gulch reservoir on changes in Colorado Water Quality, presentation to Denver Water and Northern Colorado Water Conservancy District management and engineers, Denver Water, Denver, CO, August 9, 2002. [INVITED and PRESENTED]
Friedel, M.J., 2002, Overview of VST2D model applications and future extensions to regional ground-water specialists and ground-water resources program management,
Friedel, M.J., 2001, Developing an Urbanization TMDL ... the good, the bad, and the ugly.
Friedel, M.J., 2001, Developed and presented seminar on Model calibration and simulation of urbanization and its effects on ecological integrity.
Friedel, M.J., 1998, Developed and presented seminar on land use gradient study: predicting the effects of urbanization on water quality.
Friedel, M.J., 1998, Probabilistic assessment of source drinking water in the
Scott, D.F., M.J. Friedel, M.J. Jackson, and E. Williams, 1995, Use of Tomographic imaging as a tool to identify areas of high stress in remnant ore pillars in deep underground mines. U.S. Bureau of Mines Technology Transfer Seminar: Mechanics and Mitigation of Violent Failure in Coal and Hard Rock mines, of Coal Pillar Behavior, U.S. Bureau of Mines Special Publication, 01-95, Coeur d’ Alene, ID; Price, UT, Norton, Va; May, pp. 323-335. [INVITED]
Westman, E., M.J. Friedel, M.J. Jackson, and E. Williams, 1995, Imaging coal structure stress distribution with seismic tomography. U.S. Bureau of Mines Technology Transfer Seminar: Mechanics and Mitigation of Violent Failure in Coal and Hard Rock Mines, of Coal Pillar Behavior, U.S. Bureau of Mines Special Publication 01-95, Coeur d’ Alene, ID; Price, UT, Norton, Va; May, pp.101-119. [INVITED]
