https://www.markdemuth.com/about daily 0.75 2025-09-01 https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/15abacea-0d68-4211-b5ea-e49dc278ffde/Mark+Demuth_300.jpg About me - Make it stand out Mark. A. Demuth, M.Ed., M.S., M.S., AICP https://www.markdemuth.com/education daily 0.75 2022-05-31 https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/6cfa2a7f-af83-4983-a4e7-1287f20b1dc5/VU_GP_Banner_400.png My Education - M.Ed. in Education - December 20, 1984 https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/0b27120a-e0a6-404a-8ac0-144087111d15/kent_state_university+Horizontal_2G-RGB_400.png My Education - B.S. in Education - May 7, 1983 Tobias Keene, D.D.S. Hailing from Richmond, Virginia, Dr. Tobias Keene brings a bit of unabashed Southern hospitality to all his patients. He moved to Washington, D.C. over thirty years ago as a freshman at Ivy College. Right after graduation, he attended World University’s School of Dentistry. Before opening Keene Dental in 1994, he worked for free clinics and some of the finest practices in the District. He is part of the 123 Dental Association and stays up-to-date on the latest dental discoveries. When not striving to keep his patients happy and healthy, he’s enjoys hiking with his family in Rock Creek Park. https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/42e3eb96-c9a3-42ca-82bf-0e556d1ddcfb/University+Logo+RGB_horizontal_blue_400.png My Education - M.S. in Environmental and Natural Resource Sciences - May 16, 1998 M.S. in Land Use Planning - May 18, 2009 Tobias Keene, D.D.S. Hailing from Richmond, Virginia, Dr. Tobias Keene brings a bit of unabashed Southern hospitality to all his patients. He moved to Washington, D.C. over thirty years ago as a freshman at Ivy College. Right after graduation, he attended World University’s School of Dentistry. Before opening Keene Dental in 1994, he worked for free clinics and some of the finest practices in the District. He is part of the 123 Dental Association and stays up-to-date on the latest dental discoveries. When not striving to keep his patients happy and healthy, he’s enjoys hiking with his family in Rock Creek Park. https://www.markdemuth.com/career daily 0.75 2025-09-01 https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/07b4d8a1-fb64-470c-8b62-4920035f18c0/CDM_300.jpg My Career - CDM, Inc. Reno, Nevada Principal October 2007 – August 2009 https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/c8392c28-3b26-4ebc-9c9f-08f218ef1dac/WCRM_300.jpg My Career - Western Cultural Resource Management, Inc. Tobias Keene, D.D.S. Hailing from Richmond, Virginia, Dr. Tobias Keene brings a bit of unabashed Southern hospitality to all his patients. He moved to Washington, D.C. over thirty years ago as a freshman at Ivy College. Right after graduation, he attended World University’s School of Dentistry. Before opening Keene Dental in 1994, he worked for free clinics and some of the finest practices in the District. He is part of the 123 Dental Association and stays up-to-date on the latest dental discoveries. When not striving to keep his patients happy and healthy, he’s enjoys hiking with his family in Rock Creek Park. https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/42e3eb96-c9a3-42ca-82bf-0e556d1ddcfb/University+Logo+RGB_horizontal_blue_400.png My Career - University of Nevada, Reno Department of Natural Resources & Environmental Science Volunteer Adjunct Faculty August 2025 – Present Adjunct Faculty – Teaching August 2021 – August 2025 Volunteer Adjunct Faculty February 2009 – August 2021 Instructor – National Geothermal Academy October 2010 – August 2013 Adjunct Faculty – Teaching January 2006 – January 2009 https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/891d1bf6-91da-45ec-942c-6c94adbcc03e/MADCON_300.png My Career - MADCON Consultation Services Reno, Nevada Principal January 1988 – October 2007 https://www.markdemuth.com/contact daily 0.75 2022-06-30 https://images.squarespace-cdn.com/content/v1/5ce435d6bea1ed00016ba287/1558964652247-5MWXNMFZVOPGE4TY6U2Q/MHeiderich_ReflexionenZwei-05-copy.jpg Contact me https://www.markdemuth.com/teaching daily 0.75 2025-09-01 https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/1653242494582-YJR4DCIQH43TWLLRPX5C/NEPA_300.png My Teaching https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/1653242512905-YIABPVUGZFMAKMOP3CWY/ENV+LAW_300.jpg My Teaching https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/1653242524807-0T0ZGOXFPCVNSAFPFKI1/NGA_300.png My Teaching https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/1653242543188-S2SV1LY3HYLQM2GKZI4M/ENV+101_300.jpg My Teaching https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/1653242591687-S48XYHSXUZ6IO53J3ELU/NRES+480A_300.jpg My Teaching 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https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/4257392f-eb7e-458d-8799-7ddccb1fe29c/ReTRAC+Progress_Mainline+Track+Work+-+Ballast+Train.jpg ReTRAC Gallery Mainline Track Work - Ballast Train https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/3d7b97af-772a-4ae0-a80b-01a750e70cdb/ReTRAC+Progress_Trains+in+the+Trench.jpg ReTRAC Gallery Trains in the Trench https://www.markdemuth.com/balmy-alley-mural-gallery daily 0.75 2023-07-03 https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/e93dcf6f-5623-4698-9c21-ed599a41be06/Balmy+Alley+Mission+Mural+2009+%281%29.jpg Balmy Alley Mural Gallery https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/4639fe19-21a3-4166-a55b-e33853a26257/Balmy+Alley+Mission+Mural+2009+%282%29.jpg Balmy Alley Mural Gallery https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/796c0d50-748d-418d-9dec-c7d00fbd60bd/Balmy+Alley+Mission+Mural+2009+%283%29.jpg Balmy Alley Mural Gallery https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/2c0cf331-bc16-4b5a-acd7-5b913548e522/Balmy+Alley+Mission+Mural+2009+%284%29.jpg Balmy Alley Mural Gallery https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/261f7c85-f438-4608-ab61-a010ecae499d/Balmy+Alley+Mission+Mural+2009+%285%29.JPG Balmy Alley Mural Gallery https://www.markdemuth.com/virginia-street-bridge-gallery daily 0.75 2023-07-03 https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/cf5bb064-c3a5-4bcc-878d-c15cafb4b3a9/1872+Sullivan-Kelly+Ditch+Discovery.jpg Virginia Street Bridge Gallery 1872 Sullivan-Kelly Ditch Discovery https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/d72f9d5e-897e-4266-9f1b-e231465a98a3/1877+Iron+Bridge+Discovery.jpg Virginia Street Bridge Gallery 1877 Iron Bridge Discovery https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/378b6890-3012-463b-8fff-c01ceb329f30/1905+Masonic+Temple+Discovery.jpg Virginia Street Bridge Gallery 1905 Masonic Temple Discovery https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/37a71254-8dcd-4a19-bafd-597f7ecf9082/Post-1905+Storm+Drain+Box+Culvert+Discovery.jpg Virginia Street Bridge Gallery Post-1905 Storm Drain Box Culvert Discovery https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/7d006ec1-a08b-4256-8441-058c7d612df6/1905+Virginia+Street+Bridge.jpg Virginia Street Bridge Gallery 1905 Virginia Street Bridge https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/f34f61c0-7114-483c-8cc4-eca15c3bce58/1905+Virginia+Street+Bridge+%28demolition%29.jpg Virginia Street Bridge Gallery 1905 Virginia Street Bridge Demolition https://images.squarespace-cdn.com/content/v1/628a50d02763f70ab4a4b4c5/65ef97b0-297c-417c-b5ad-11f8aa8b7ae6/1910+Majestic+Theater+Discovery.jpg Virginia Street Bridge Gallery 1910 Majestic Theater Discovery 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