2016
Managing Natural Resources: Challenges and Opportunities

2015
4S Ranch, Bulverde and ETJ Water Quality Permit amendment
Edwards/Trinity Aquifer – Unique Challenges for LID – January 20, 2015
Watersheds Presentation UTHCS – February 7, 2015
Teeming with Wildlife Eco-summit – July 24, 2015
Wells Fargo Environmental Solutions for Community Rain Gardens August 3, 2015
Contributing zones is Impairing Water Quality – October 3, 2015
A Close Look at the Vista Ridge Water Pipeline – November 12, 2015

2014
GreenGSA: Flash Flooding in Karstic Terrains in South-Central Texas – 2014
Water and Wastewater Service to Crescent Hills – February 2014
SAWS Role In Development of the Edwards Aquifer – October 29, 2014-Final

2013
Why a County-wide Groundwater Conservation District is needed in Comal County – 2013
Sustainablitiy. Tranportation, and Carsharing – March 19, 2013
GCD Trinity Edwards Interfromational Flow Study – September 10, 2013

2011
Edwards-Trinity Aquifer Water Budget Analysis – March 21, 2011
Guadalupe Blanco River Authority Presentation – September 24, 2011
Historical Texas Drought Update – October 18, 2011
Environmental Geology – November 8, 2011

2010
The Edwards Aquifer Ecosystem Presentation – September 2010

2008
AACOG: Smart Growth Application – February 27, 2008
Impact of Highways on the Edwards Aquifer – August 28, 2008
San Antonio Urban Ecosystem Analysis – December 2008

2005
Development and Degradation of Water Quality – November 17, 2005

Low Impact Design: Managing Stormwater for Central Texas Karst Regions
The Edwards Aquifer Geology
Elementary Cave Presentation
Increased Urbanization in the Edwards Aquifer Recharge and 
GEAA Education Outreach Program Presentation
Impacts of Urbanization on Water Resources Presentation
The Edwards Aquifer: A Global Perspective
“Protecting caves and karst features protects the aquifer”
Heavily Irrigated and Chemically-Treated Turf
An Introduction to Save Our Springs Alliance
Joann’s High School PowerPoint