Older data posted was preliminary and may not have been subjected to peer review.  G.R.E.E.N. gratefully acknowledges the following organizations for providing research funding.

  • National Great Rivers Research and Education Center
  • National Roofing Contractors Association
  • SIUE Research Grant for Graduate Students
  • SIUE Undergraduate Research and Creative Academy
  • U.S. EPA through a 2006 Phase I P3 Award


 
Wind Uplift
Retzlaff et al. (2010)
Retzlaff, W., S. Celik, S. Morgan, M. Graham, and K. Luckett.  "Into the Wind - Wind Tunnel Testing of Green Roof Systems."  Cities Alive:  8th Annual Green Roof and Wall Conference and Proceedings.  December 2010.

Retzlaff et al. (2009)
Retzlaff, W., S. Celik, S. Morgan, K. Luckett, and M. Graham.  Final Report:  Wind Uplift of Green Roof Systems.  SIUE.

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Final Report
   
Thermal Effects

Celik et al. (2011)
Celik, S., Retzlaff, W. A., Morgan, S., Binatli, A. O., and Ceylan, C.  “Energy Evaluation and Economic Impact Analysis of Green Roofs Applied to a Pilot Region in Aegean Coast of Turkey.” Society for the Study of Emerging Markets – EuroConference 2010. Milas, Turkey, July 16-18, 2010.

Celik et al. (2011)
Celik, S., Morgan, S., and Retzlaff, W. A., “Energy Savings Analysis of Green Roofs.” 17th International Energy and Environment Fair and Conference. Istanbul, Turkey, June 15-17, 2011.

Celik et al. (2011)
Celik, S., Morgan, S., and Retzlaff, W. A., “Thermal Insulation Performance of Green Roof Systems.” 6th International Green Energy Conference. Eskisehir, Turkey, June 5-9, 2011.

Jennings et al. (2011)
Jennings, D., D. Murphy, S. Celik, V. Jost, K. Luckett, and W. Retzlaff.  Thermal Flux of Residential Green Roof Systems.  Poster for the Illinois State Academy of Science Annual Meeting, April 2011, Eastern Illinois University.

Thompson et al. (2011)
Thompson, K., M. Ostendorf, M. Woolbright, S. Morgan, S. Celik, and W. Retzlaff.  Evaluating the Thermal Benefits of Living Wall Systems.  Poster for the Illinois State Academy of Science Annual Meeting, April 2011, Eastern Illinois University.

Celik et al. (2010)
Celik, S., W. Retzlaff, and S. Morgan, .  "Evaluation of Energy Savings for Bulidings with Green Roofs Having Different Vegetation."   1st International High Performance Buildings Conference Proceedings.  July 2010.

Celik et al. (2010)
Celik, S., S. Morgan, and W. Retzlaff.  "Energy Conservation Analysis of Various Green Roof Systems."   IEEE 2nd Annual Green Technolgoies Conference Proceedings.  April 2010.

Murphy et al. (2010)
Murphy, D., B. Ferando, V. Jost, K. Luckett, S. Morgan, S. Celik, and W. Retzlaff.  "Evaluating the Thernal Performance of Residential Green Roof Systems."   Abstract for the Illinois State Academy of Science Annual Meeting, April 9, 2010, Decatur, IL.

Sidwell et al. (2009)
Sidwell, A., J. Gibbs-Alley, K. Forrester, V. Jost, K. Luckett, S. Morgan, S. Celik, and W. Retzlaff. 2009. Evaluation of the thermal benefits of green roof systems. Poster at the Seventh Annual Green Roofs for Healthy Cities Conference, Atlanta, GA, June 3 - 5.

Sidwell et al. (2008)
Sidwell, A., J. Gibbs-Alley, K. Forrester, V. Jost, K. Luckett, S. Morgan, T. Yan, B. Noble, and W. Retzlaff. 2008. Evaluation of the thermal benefits of green roof systems. Proceedings Sixth Annual Greening Rooftops for Sustainable Communities Conference, Awards, and Trade Show (available www.greenroofs.org), Baltimore, MD. 12 pp.

Abby Wackerly (2007)
Evaluation of the Thermal Benefits of Green Roof Systems (Abstract for the Illinois State Academy of Science annual meeting, April 2007, Springfield)


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Sidwell et al. (2008)
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Wackerly (2007)
 
Stormwater

Murphy et al. (2011)
Murphy, D., D. Jennings, S. Morgan, V. Jost, K. Luckett, and W. Retzlaff.  Storm Water Runoff on Residential Green Roof Systems. Poster for the Illinois State Academy of Science Annual Meeting, April 2011, Eastern Illinois University.

Ostendorf et al. (2011)
Ostendorf, M., K. Thompson, M. Woolbright, S. Morgan, S. Celik, and W. Retzlaff.  Evaluating the Stormwater Mitigation Potential of Living Wall Systems. Poster for the Illinois State Academy of Science Annual Meeting, April 2011, Eastern Illinois University.

Morgan et al. (2011)
Morgan, S., I. Alyaseri, and W. Retzlaff.  "Suspended Solids in and Turbidity of Runoff from Green Roofs."  International Jounral of Phytoremediation.  (2011) 13S1:179-193.

Alyaseri, Isam
Water Quality Analysis for Green Roof Runoff:  Turbidity and Suspended Solids.  (Thesis) Southern Illinois University Edwardsville, IL.  December 2010.

Richter, Lane
Storm Water Loss through Evapotranspiration from Green Roof Systems.  (Thesis)  Southern Illinois University Edwardsville:  Edwardsville, IL.  May 2010.

Kelleher et al. (2010)
Kelleher, J., V. Jost, K. Luckett, S. Morgan, S. Celik, and W. Retzlaff.  "Storm Water Retention of Green Roof Models Planted with Mixed Sedum Plugs."   Abstract for the Illinois State Academy of Science Annual Meeting, April 9, 2010, Decatur, IL.

Hilligoss-Volkmann et al. (2010)
Hilligoss-Volkmann, E., V. Jost, K. Luckett, S. Morgan, S. Celik, and W. Retzlaff.  "Evaluating Storm Water Runoff of Green Roofs with Varying Growth Medium and Species Composition."   Abstract for the Illinois State Academy of Science Annual Meeting, April 9, 2010, Decatur, IL.

Alsup et al. (2010)
Alsup, S., S. Ebbs, and W. Retzlaff.  "The Exchangeability and Leachability of Metals from Select Green Roof Growth Substrates."  Urban Ecosyst.  (2010)  13: 91 - 111.

Morgan et al. (2009)
Morgan, S., I. Alyseri, and W. Retzlaff. 2009. Suspended Solids in and Turbidity of Runoff from Green Roofs. Seventh 6rh International Phytotechnologies Conference, St. Louis, MO, December 3.

Richter et al. (2009)
Richter, L., W. Retzlaff, S. Morgan, K. Luckett, and V. Jost. 2009. Green Roof Storm Water Retention - Getting to the Weight of the Matter. Seventh Annual Green Roofs for Healthy Cities Conference, Atlanta, GA, June 3 - 5.

Retzlaff et al. (2009)
Retzlaff, W., K. Forrester, E. Woods, S. Morgan, and K. Luckett. 2009. Green Roofs as a BMP in the Mississippi River Watershed.  Poster. Visions of a Sustainable Mississippi River:  Merging Ecological, Economic, and Cultural Values, Collinsville, IL, August 10 - 13.

Retzlaff et al. (2009)
Retzlaff, W., S. Ebbs, L. Battaglia, S. Alsup, S. Morgan, and K. Luckett. 2009. Green Roof Storm Water Runoff Is Not Heavy (with Metals). Poster.  Seventh Annual Green Roofs for Healthy Cities Conference, Atlanta, GA, June 3 - 5.

Retzlaff et al. (2009)
Retzlaff, W., E. Woods, S. Morgan, and K. Luckett. 2009. Three Years of Green Roof Storm Water Retention Evaluation. Poster.  Seventh Annual Green Roofs for Healthy Cities Conference, Atlanta, GA, June 3 - 5.

Retzlaff et al. (2008)
Retzlaff, W., S. Ebbs, S. Alsup, S. Morgan, E. Woods, V. Jost, and K. Luckett. 2008. What is that running off of my green roof? Proceedings Sixth Annual Greening Rooftops for Sustainable Communities Conference, Awards, and Trade Show (available www.greenroofs.org), Baltimore, MD. 11 pp.

Woods et al. (2008)
Woods, E., V. Jost, K. Luckett, and W. Retzlaff. 2008. Evaluation of storm water quantity from a green roof system. Proceedings Sixth Annual Greening Rooftops for Sustainable Communities Conference, Awards, and Trade Show (available www.greenroofs.org), Baltimore, MD.

Forrester, Krista
Evaluation of Storm Water Runoff from a Midwest Green Roof System.  (Thesis)  Southern Illinois University Edwardsville:  Edwardsville, IL.  October 2007.

Krista Forrester (2007)
Evaluation of Storm Water Runoff from a Midwest Green Roof System (Abstract for the Illinois State Academy of Science annual meeting, April 2007, Springfield)  (First Place, Best Student Oral Presentation Award Competition)

Debbie Gaffney (2007)
Evaluating Storm Water Runoff from Green Roof BlocksTM with Six Different Growth Mediums (Abstract for the Illinois State Academy of Science annual meeting, April 2007, Springfield)

Lane Richter (2007)
Evaluation of Storm Water Loss from a Green Roof System (Abstract for the Illinois State Academy of Science annual meeting, April 2007, Springfield)

Dave Richey (2007)
Evaluation of Storm Water Quality from a Midwest Green Roof System (Abstract for the Illinois State Academy of Science annual meeting, April 2007, Springfield)

Krista Forrester (2006)
Evaluation of Storm Water Runoff from a Midwest Green Roof System (Paper for the Illinois State Academy of Science annual meeting, April 21, 2006, Chicago)

June Jeffries (2005)
Prospective Power Analysis of Green Roof Stormwater Performance Factorial Experiments (MS research paper for the SIUE Department of Civil Engineering)


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Ostendorf et al. (2011)
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Kelleher et al. (2010)
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Hillogoss-Volkmann (2010)
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Alsup et al. (2010)
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Morgan et al. (2009)
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Richter et al. 2009
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Retzlaff et al. Mississippi River (2009)
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Retzlaff et al. quality (2009)
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Retzlaff et al. (2009)
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Retzlaff et al. (2008)
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Woods et al. (2008) poster
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Forrester (2007)
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Gaffney (2007)
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Richter (2007)
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Richey (2007)
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Forrester (2006)
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Jeffries (2005)
 
Plant Performance

Krutsinger et al. (2011)
Krutsinger, R., B. Greling, W. Retzlaff, and V. Jost.  The Evaluation of Sedum Cuttings as an Establishment Method on Midwestern Green Roofs.   Poster for the Illinois State Academy of Science Annual Meeting, April 2011, Eastern Illinois University.

Retzlaff et al. (2009)
Retzlaff, W., J. Gibbs-Alley, L. Swearingin, S. Morgan, V. Jost, and K. Luckett.  2009.  Fertility Options for Green Roofs.  Seventh Annual Green Roofs for Healthy Cities Conference, Atlanta, GA, June 3 - 5.

Kaufman, Sam A.
Plant Species Evaluation for Extensive Green Roof Applications in the Midwestern United States.  (Thesis)  SIUE:  Edwardsville.  May 2008.

Retzlaff et al. (2008)
Retzlaff, W., S. Morgan, K. Forrester, S. Kaufman, J. Gibbs-Alley, H. Lucas, D. Gaffney, L. Richter, M. Sydow, C. Hise, E. Woods, L. Swearingin, A. Sidwell, S. Alsup. 2008. Evaluating the performance of green roof plants and growth media.  Proceedings Sixth Annual Greening Rooftops for Sustainable Communities Conference, Awards, and Trade Show (available www.greenroofs.org), Baltimore, MD.

Crystal Hise (2007)
Evaluation of Sedum Ternatum in a Shaded Green Roof System (Abstract for the Illinois State Academy of Science annual meeting, April 2007, Springfield)

Ray Lucas (2007)
Evaluating Green Paks Green Roof Systems (Abstract for the Illinois State Academy of Science annual meeting, April 2007, Springfield)

Mariellen Sydow (2007)
Evaluating Plants in Green Roof Systems Following Establishment (Abstract for the Illinois State Academy of Science annual meeting, April 2007, Springfield)

Sam Kaufman (2006)
Plant Species Evaluation for Extensive Green Roof Applications in the Midwestern United States (Abstract for the Illinois State Academy of Science annual meeting, April 21, 2006, Chicago)


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Lucas (2007)
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Hise (2007)
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Sydow (2007)
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Kaufman (2006)
 
Weeds
Greeling et al. (2010)
Greeling, B., R. Krutsinger, V. Jost, K. Luckett, S. Morgan, W. Retzlaff.  "Invasive Weed Species on a Midwestern Green Roof."   Abstract for the Illinois State Academy of Science Annual Meeting, April 9, 2010, Decatur, IL.

Krutsinger et al. (2010)
Krutsinger, R., B. Greeling, V. Jost, K. Luckett, S. Morgan, and W. Retzlaff.  "Evaluation of Aboveground Weed Biomass on a Midwestern Green Roof."   Abstract for the Illinois State Academy of Science Annual Meeting, April 9, 2010, Decatur, IL.


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Greeling et al. (2010)
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Krutsinger et al. (2010)
 
Growing Media

Retzlaff et al. (2008)
Retzlaff, W., S. Morgan, K. Forrester, S. Kaufman, J. Gibbs-Alley, H. Lucas, D. Gaffney, L. Richter, M. Sydow, C. Hise, E. Woods, L. Swearingin, A. Sidwell, S. Alsup. 2008. Evaluating the performance of green roof plants and growth media.  Proceedings Sixth Annual Greening Rooftops for Sustainable Communities Conference, Awards, and Trade Show (available www.greenroofs.org), Baltimore, MD. (See above under "Plant Performance" for the poster.)

Julie Gibbs-Alley (2007)
Evaluation of a Green Roof System with Various Sedum Species, Growing Media, and Fertilizer Treatment (Abstract for the Illinois State Academy of Science annual meeting, April 2007, Springfield)

Julie Gibbs (2006)
Evaluating Performance of a Green Roof System with Different Growing Mediums, Sedum Species and Fertilizer Treatments (Paper for the Illinois State Academy of Science annual meeting, April 21, 2006, Chicago)


Holly Schaefer (2006)
Effects of Green Roof Growth Medium Depths on Sedum Immergrauch Establishment (Poster for the Illinois State Academy of Science annual meeting, April 21, 2006, Chicago)

Holly Schaefer (2005b)
Effects of Green Roof Growth Medium Depths on Sedum Immergrauch Establishment (Poster for the SIUE Department of Biological Sciences senior assignment presentation)

Holly Schaefer (2005a)
Effects of Green Roof Growth Medium Depths on Sedum Immergrauch Establishment (Abstract for SIUE Department of Biological Sciences senior assignment)


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Gibbs-Alley (2007)
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Schaefer (2006)
 
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Gibbs (2006)
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Schaefer (2005b)
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Schaefer (2005a)
 
Vegetated Walls
Ostendorf et al. (2010)
Ostendorf, K., K. Thompson, M. Woolbright, S. Morgan, S. Celik, and W. Retzlaff.  "Evaluating the Environmental Benefits of Green Wall Systems."   Abstract for the Illinois State Academy of Science Annual Meeting, April 9, 2010, Decatur, IL.

Retzlaff et al. (2009)
Retzlaff, B., D., Gerstenecker, L. Richter, and M. Woolbright. 2009. Thermal Performance of Biowalls. Poster.  Seventh Annual Green Roofs for Healthy Cities Conference, Atlanta, GA, June 3 - 5.

Retzlaff et al. (2008)
Retzlaff, W., J. Middleton, M. Woolbright, V. Jost, S. Morgan, and K. Luckett. 2008. Evaluating the performance of the Ecoworks living wall system. Proceedings Sixth Annual Greening Rooftops for Sustainable Communities Conference, Awards, and Trade Show (available www.greenroofs.org), Baltimore, MD.
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Ostendorf et al. (2010)
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Retzlaff et al. (2009)
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Retzlaff et al. poster (2008)
 
G.R.E.E.N. and Overall

Retzlaff et al. (2011)
Retzlaff, W., S. Ebbs, S. Morgan, and S. Celik.  Digging into Green.  Professional Roofing. (2011) 10:30 - 36. 

Morgan et al.
Morgan, S., W. Retzlaff, and S. Celik.  Sustainable Benefits of Green Roofs.  ISTC Sustainability Seminar Series.  March 18, 2010.  http://www.istc.illinois.edu/about/SustainabilitySeminar20100318.cfm

Lucas, Harry R.
The Evaluation of Green PaksTM Green Roof Module as a Viable Green Roof System.  (Thesis)  SIUE:  Edwardsville, IL.  July 2009.

Retzlaff et. al (2009)
What Has G.R.E.E.N. Been Up To?  Poster.  Green Roofs for Healthy Cities.  Atlanta, GA.  June 3 - 5, 2009.

Gibbs-Alley, Julie
Evaluation of a Green Roof System with Various Growing Media, Sedum Species, and Fertilizer Treatments.  (Thesis)  SIUE:  Edwardsville, IL.  April 2008.

Retzlaff et. al (2007)
G.R.E.E.N.:  Research Results.  Poster.  Greening Rooftops for Sustainable Communities.  Minneapolis, MN.  April 2007.

Retzlaff et. al (2007)
G.R.E.E.N.:  Green Roof Environmental Evaluation Network.  Poster.  Greening Rooftops for Sustainable Communities.  Minneapolis, MN.  April 2007.

Bill Retzlaff, Susan Morgan, et. al (2007)
Optimizing Green Roof Technologies in the Midwest.  Posters.  U.S. EPA P3 Competition.  Washington, DC.  April 2007.


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Retzlaff et al. (2011)
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Retzlaff et al. (2009)
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GSRC 2007 GREEN Poster
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GRSC 2007 Research Poster
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P3 Phase I Supplemental Poster
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P3 Phase I Main Poster