David Tonjes

  • David Tonjes
  • Assistant Professor

Education:

  • BA (Liberal Arts), St. Johns College (MD) (1979)
  • MS (Comp. Sci.), New York Institute of Technology (1987)
  • MS (Tech. Sys. Man.), Stony Brook University (1991)
  • MPhil (Coast. Ocean.), Stony Brook University (1997)
  • PhD (Coast. Ocean.), Stony Brook University (1998)

Research Interests:

Solid Waste Management:

  • Processes (waste generation, waste composition, recycling)
  • Impacts (primarily to groundwater)
  • Energy potential of landfills
  • Policies (local programs, Extended Producer Responsibility, economics)
Impacts to Ground Water from Local Waste Management Facilities
Long Island Ground Water Dynamics
Sanitary Waste Management Impacts on Local Estuaries
Mosquito Control on Long Island

Stony Brook University Research Groups:

Waste Reduction and Management Institute
Long Island Ground Water Research Institute
Center for BioEnergy Research and Developmen

Some Recent Publications:

Tonjes, D.J., and O. Aphale.  Accepted.  Differences in recycling performance within a program: links to material separation efficiency and waste composition differences. Proceedings of the 2014 Global Waste Management Symposium. Penton Press.

Tonjes, D.J., and O. Aphale.  Accepted.  Methodological complications in sorting municipal solid waste. Proceedings of the 2014 Global Waste Management Symposium. Penton Press.

Tonjes, D.J., and S. Mallikarjun.  2013.  Cost effectiveness of recycling: a systems model.  Waste Management 33:2548-2556.

Tonjes, D.J.  2013.  A classification methodology for landfill leachates. Journal of Environmental Engineering (ASCE) 139(8):1119-1122.

Tonjes, D.J.  2013.  Impacts from ditching salt marshes in the mid-Atlantic and northeastern United States.  Environmental Reviews 21(2):116-126.

Tonjes, D.J., and K.L. Greene.  2012.  A review of national municipal solid waste generation assessments in the USA.  Waste Management & Research 30(8):758-771.

Tonjes, DJ, C. O’Connell, O. Aphale and RL Swanson.  2011.  Human sanitary wastes and waste treatment in New York City.  pp. 219-232.  In: Henshaw, R. (ed.).  Environmental History of the Hudson River: Human Uses that Changed the Ecology; Ecology that Changed Human Uses.  SUNY Press.  376 pp.

Recent Publications with Students:

Tonjes, D.J., and O. Aphale.  Accepted.  Differences in recycling performance within a program: links to material separation efficiency and waste composition differences. Proceedings of the 2014 Global Waste Management Symposium. Penton Press.

Tonjes, D.J., and O. Aphale.  Accepted.  Methodological complications in sorting municipal solid waste. Proceedings of the 2014 Global Waste Management Symposium. Penton Press.

Greene, K.L., and DJ Tonjes.  2014.  Degradable plastics and their potential to affect solid waste systems.  pp. 91-102.  In: Brebbia, CA, G. Passerini, and H. Itoh, eds. Waste Management and the Environment VII, V. 180 in WIT Transactions on Ecology and the Environment. WIT Press, Southampton, UK.  524 pp.

Aphale, O., and D.J. Tonjes.  2014.  Hydrology in the Vicinity of the Town of Brookhaven (Suffolk County, NY) Landfill.  Waste Reduction and Management Institute, School of Marine and Atmospheric Sciences, Stony Brook University.  43 pp.

Merill, L., and DJ Tonjes.  2014.  A review of the hyporheic zone, stream restoration, and means to enhance denitrification. Critical Reviews in Environmental Science and Technology 44(21):2337-2379. Available Online

Greene, K.L., and D.J. Tonjes.  2014.  Quantitative assessments of municipal waste management systems: Using different indicators to compare and rank programs in New York State.  Waste Management 34:825-836.

Murray, A., and D.J. Tonjes.  2013.  Energy assessment of Smithtown, NY.  Journal of Urban Technology 20(4):81-98.

Tonjes, D.J., and S. Mallikarjun.  2013.  Cost effectiveness of recycling: a systems model.  Waste Management 33:2548-2556.

Aphale, O., and D.J. Tonjes. 2013.  Waste Generation, Waste Composition, and Differences in Source Separation in Three Town of Brookhaven Waste Districts.  Waste Reduction and Management Institute, School of Marine and Atmospheric Sciences, Stony Brook University.  61 pp.

Tonjes, D.J., and K.L. Greene. 2013. Degradable Plastics and Solid Waste Management Systems. Waste Reduction and Management Institute, School of Marine and Atmospheric Sciences, Stony Brook University.  79 pp.

Greene, KL, S. Lienau, and DJ Tonjes.  2013.  Municipal Waste Management: Suffolk County Municipal Systems, Services and Infrastructure.  Waste Reduction and Management Institute, School of Marine and Atmospheric Sciences, Stony Brook University.  53 pp.

Aphale, O., and D.J. Tonjes.  2013.  Geology in the Vicinity of the Town of Brookhaven (Suffolk County, NY) Landfill.  Waste Reduction and Management Institute, School of Marine and Atmospheric Sciences, Stony Brook University.  100 pp. 

Tonjes, D.J., and K.L. Greene.  2012.  A review of national municipal solid waste generation assessments in the USA.  Waste Management & Research 30(8):758-771.

Edelstein, D., and DJ Tonjes.  2012.  Modeling an improvement in phosphorus utilization in tropical agriculture.  Journal of Sustainable Agriculture 36:18-35.

Patel, S., D. Tonjes, and D. Mahajan.  2011.  Biogas potential on Long Island, New York: a quantification study.  Journal of Renewable and Sustainable Energy 3(4), 043118 (doi:10.1063/1.3614443)

Greene, K.L., O. Aphale, G. Ntshalintshali, P. Nayak, R.L. Swanson, and D.J. Tonjes.  2011.  Recycling on Long Island 2009: A Report on Municipal Programs in Nassau and Suffolk Counties.  Waste Reduction and Management Institute, School of Marine and Atmospheric Sciences, Stony Brook University.  79 pp. + appendices. 

Tonjes, D.J., C. O’Connell, O. Aphale and R.L. Swanson.  2011.  Human sanitary wastes and waste treatment in New York City.  pp. 219-232.  In: Henshaw, R. (ed.).  Environmental History of the Hudson River: Human Uses that Changed the Ecology; Ecology that Changed Human Uses.  SUNY Press.  376 pp.

Recent Posters and Published Abstracts (with students)

Aphale, O., and D.J. Tonjes. 2012. Locating Gardiners Clay near the Brookhaven (Long Island, NY) landfill.  Expanded abstract, Geology of Long Island and Metropolitan New York. Available Online

Greene, K., O. Aphale, G. Ntshalntshali, P. Nayak, DJ Tonjes, and RL Swanson.  2011.  Long Island municipal recycling programs assessment.  Poster, SUNY Campus Showcase, Stony Brook, NY.

Patel, S., DJ Tonjes, and D. Mahajan.  2011.  Biogas potential on Long Island: a quantification study.  Poster, SUNY Campus Showcase, Stony Brook, NY.

Aphale, O., and D. Tonjes. 2011.  Groundwater-flow simulation model for a landfill site in the Town of Brookhaven, Long Island, New York.  Poster session: Issues in development and calibration of site, watershed, or regional scale models at MODFLOW and More 2011: Integrated Hydrologic Modeling, International Groundwater Modeling Center, Colorado Springs, CO.

Greene, K., O. Aphale, G. Ntshalntshali, P. Nayak, DJ Tonjes, and RL Swanson.  2011.  Long Island municipal recycling programs assessment.  Poster Session 2, 26th International Conference on Solid Waste Technology and Management, Department of Civil Engineering, Widener University, Philadelphia, PA.

Aphale, O., E. Hubbard, and DJ Tonjes.  2011.  Analysis of correlation between demographic variables and recycling efficiency in the Town of Brookhaven, Long Island, New York.  Poster Session 1, 26th International Conference on Solid Waste Technology and Management, Department of Civil Engineering, Widener University, Philadelphia, PA.

Aphale, O. and D. Tonjes.  2011.  Groundwater-flow simulation model for a landfill site in the Town of Brookhaven, Long Island, New York.  Expanded abstract, Geology of Long Island and Metropolitan New York.

Some Recent Talks:

Quantification of methane from fugitive sources. Presentation at: Control, Harvesting and Utilization of Fugitive Gases, at the Annual Conference of Zhongguancun Forum: Experience Sharing on Innovation and Development, Beijing, China, September 24, 2014.

Static recycling rates: trying to understand the dynamics. Webinar, Solid Waste Association of North America. July 2, 2014.

Methodological complications in sorting municipal solid waste. Presentation at: Global Waste Management Symposium, Orlando, Fl. June 24, 2014.

Differences in recycling performance within a program: links to materials separation efficiency and waste composition differences. Presentation at: Global Waste Management Symposium, Orlando, Fl. June 24, 2014.

Links among recycling percents, separation efficiencies, and waste composition. Presentation at: Federation of New York State Solid Waste Associations Solid Waste & Recycling Conference with Trade Show, Bolton Landing, NY, May 20, 2014.

The variable water table, Suffolk County, NY.  Presentation at the Twenty-first Annual Conference, Geology of Long Island and Metropolitan New York.  Long Island Geologists, Stony Brook University.  April 12, 2014.

Impacts of sea-level rise on Long Island water tables: one search for evidence.  Presentation at the Twentieth Annual Conference, Geology of Long Island and Metropolitan New York.  Long Island Geologists, Stony Brook University.  April 13, 2013.

Classifying landfill leachates using major ions.  Presentation at "Addressing the Complex Site: Chemistry, Toxicology and Fate of Mixed Pollutants Across Environmental media," Division of Environmental Chemistry, at the 244th National Meeting of the American Chemical Society, Philadelphia, PA, August 19, 2012.

Issues associated with solid waste composition assessments. Presentation at: Federation of New York State Solid Waste Associations Solid Waste & Recycling Conference with Trade Show, Bolton Landing, NY, May 22, 2012.

Development of cost-effective technology for biogas purification.  Remote presentation for the semi-annual Industrial Advisory Board meeting, Center for BioEnergy Research and Development.  Raleigh, NC.  May 15, 2012.

A critical analysis of extended producer responsibility.  Presentation at the Tuesday Lunch and Learn on Extended Producer Responsibility, Environmental Research and Education Foundation, Waste Expo, Dallas, TX.  May 10, 2011.

The value of compost.  Presentation at: Federation of New York State Solid Waste Associations Solid Waste & Recycling Conference with Trade Show, Bolton Landing, NY, May 3, 2011.

Analysis of correlation between demographic factors and recycling efficiency in the Town of Brookhaven, Long Island, New York.  Presentation at: Federation of New York State Solid Waste Associations Solid Waste & Recycling Conference with Trade Show, Bolton Landing, NY, May 2, 2011.

Four hundred years of human sanitary wastes and waste treatment in New York City.  Presentation at: “Environmental History of New York City and the Hudson River: Human Uses that Changed the Ecology, Ecology that Changed Human Uses: 400 Years of Uses, Abuses, and Accommodations.”  Pace University, New York, NY.  February 9, 2011.

Long Island Solid Waste Management

Other Research Projects:

Aphale, O., and D.J. Tonjes.  2014.  Hydrology in the Vicinity of the Town of Brookhaven (Suffolk County, NY) Landfill.  Waste Reduction and Management Institute, School of Marine and Atmospheric Sciences, Stony Brook University.  43 pp.

Aphale, O., and DJ Tonjes. 2013.  Geology in the Vicinity of the Town of Brookhaven (Suffolk County, NY) Landfill.  Waste Reduction and Management Institute, School of Marine and Atmospheric Sciences, Stony Brook University.  100 pp.

Tonjes, D.J., and K.L. Greene.  2013.  Degradable Plastics and Solid Waste Management Systems. 
Waste Reduction and Management Institute, School of Marine and Atmospheric Sciences, Stony Brook University.  79 pp.

PhD Committees:
Saurabh Patel (Department of Materials Science, Stony Brook University) (2013): Development of a Green Cost-Efficient Technology for Biogas Purification to Pipeline Quality Natural Gas

Masters Projects Supervised:

  • Matthew Scheiner (2008): Aspects of Decision Making in Small Package Wastewater Treatment Plants
  • Iftekharul Awal (2008): Managing Natural Resources: Natural Gas
  • Emmanuel-Ulrick Noel (2009): Municipal Solid Waste Management and Tourism in Developing Countries: The Case of Cote des Arcadins, Haiti
  • Omkar Aphale (2009): Technological Risk Assessment of the Occupational Risks to the Refuse Collectors in the New York City
  • Matthew Bell (2009): Feasibility of Small Nuclear Reactors without Onsite Refueling
  • James Cressy (2010): Development of and Recent Changes in Phase I Environmental Site Assessments: An Environmental Professional’s Perspective.
  • David Edelstein (2010): Biochar: A Promising Technology for Carbon Sequestration and Rural Development
  • Jordan Doroski (2010): Optimizing the Potential for Microalgal Biodiesel as a Transportation Fuel Source
  • Allyson Feld (2010): Energy Assessment of Smithtown, NY
  • Krista Greene (2010): Inconsistencies in Municipal Solid Waste Measurement: Implications for Recycling Program Comparisons
  • John Tumino (2011): The Extent Biometrics Contributed to the Stability and Security of Iraq from 2008-2009
  • Thomas Melia (2011): An Overview of Groundwater Remediation on Long Island
  • Liz Zelnick (2011): Using Renewable Energy to Meet Long Island's Energy Needs
  • Fabian Perez (2012): How Can a Zero Waste Policy Help Create Sustainability in Solid Waste Management?
  • Peter Solaski (2012): The Primacy of Information in the Adoption of Energy Efficient Technologies
  • Amruta Rajendra (2012): Temporal Stability of Nutrients in a Subterranean Estuary: Observations from an Intertidal Cluster Well, Stony Brook Harbor, NY
  • Kevin Reed (2012): Feasibility Analysis and Risk Assessment of Nuclear Power on Long Island
  • Eugene Silberstein (2013): Waste Heat Recovery
  • Alok Shrestha (2013): Analysis of Superfund and Its Operation
  • Kiuk Kang (2014): Analysis of the Phenomenon and Problem of Reserve Power in South Korea