• Design and construction of constructed wetlands for wastewater, stormwater treatment and for habitat and recreation
• Green infrastructure for the integration of stormwater, recreation, habitat and utilities
• History of landscape architecture, especially villa and town morphology in Italy

My professional practice and consulting experience includes: US Army Corps of Engineers, Purkiss-Rose Associates, and my own firm, Environments, in Seattle WA.

• 2012, Laninga, T; Austin, G; McClure, W. “University/Community Engagement in Small Western Towns:  Preserving Rural Character and Enhancing Community Sustainability through Service-Learning Partnerships” in Journal of Community Engagement and Scholarship, 5 (1).
• 2012, Austin, G. “Multi-Functional Ecological Corridors in Urban Development” Spaces and Flows Journal, 2 (1).
• 2012, Austin, G. “Design and Performance of Bioretention Beds for Removal of Stormwater Contaminants,” Journal of Green Building 7 (1)
• 2012, Austin, G. “Embedded Values In Landscape Infrastructure” Council of Educators in Landscape Architecture Annual Conference.  Paper in review.
• 2011, Austin, G. “Food Security Adaptation Plans: Climate Change and Rural Communities” in Rural Connections Journal. June 2011.
• 2011, Austin, G. “Advances in Constructed Wetlands for Wastewater and Stormwater Treatment”. Council of Educators in Landscape Architecture Conference Proceedings. Paper in review.
• 2010, Austin, G. “Constructed Wetlands for Wastewater Treatment and as Landscape Amenities in Rural Communities” in Rural Connections Journal, May 2010.

• "Historic Italian Towns" (In progress) Professor S. Drown co-author. 
• “Constructed Wetlands for Wastewater Treatment and as Landscape Amenities in Rural Communities” in Rural Connections Journal, May 2010 in Journal. 
•  “University/Community Engagement in Small Western Towns” in Journal of Planning Education and Research 2010, Laninga, Austin, McClure. In Review.
  
  

• Cascade, Idaho. Planning and design projects, construction documentation and comprehensive plan update. 2008, 2009. In association with Wendy McClure, Sandra Pinel and Tammi Laninga.  
• Priest River, Idaho. Planning and design projects, construction documentation and comprehensive plan update. 2008, 2009. In association with Wendy McClure, Rula Awwad-Rafferty, Phil Watson and Tammi Laninga.  
• Planning and physical design for more than a dozen other Idaho, Washington and Montana towns between 1998 and 2007