Influence of Agriculture on Iowa's Drinking Water Sources

Iowa Events Center, HyVee Hall
Friday, June 17th, 2016 12:30 PM to 2:00 PM


  • Larry Weber

    Larry Weber

    Professor, Civil and Environmental Engineering, University of Iowa, Edwin B. Green Chair in Hydraulics, College of Engineering, University of Iowa, Director, IIHR-Hydroscience & Engineering, University of Iowa

    Larry Weber is an expert in flood-related research, watershed modeling and nutrient management.  In 2009, he was co-founder of the Iowa Flood Center, the nation’s first and only research center devoted solely to flood-related research and education.  In 2013, he worked with the Iowa Legislature and Iowa State University to found the Iowa Nutrient Research Center to advance science and understanding needed to implement the Iowa Nutrient Reduction Strategy.  Dr. Weber holds a B.S, M.S., and PhD. in Civil and Environmental Engineering, all from the University of Iowa. For the last eleven years, he has been the Director of IIHR—Hydroscience & Engineering, one of the nation's premier and oldest fluids-related research and engineering laboratories.  He is a member of Iowa’s Water Resources Coordinating Council and serves the state and nation on several private sector and agency advisory boards.


  • Brett Lorenzen

    Brett Lorenzen

    Director of Midwest Outreach, Environmental Working Group

    Brett Lorenzen joined the EWG agriculture and natural resources team in 2010, after two decades working with non-profits and international organizations on environmental policy, communications and technology management issues.  Having grown up on a Heritage Farm along the Mississippi River in Clinton County, he returned to the Midwest in 2002 to work on clean water and agricultural/land-use reform issues close to his heart.  He served as the voluntary chair of the Iowa Council of Trout Unlimited from 2007 to 2016, has held numerous national leadership positions with the organization, and sits on a variety of public and private advisory boards.  Brett holds an undergraduate degree, a J.D. and an LL.M. in International Law from the University of Iowa.

  • Roger Wolf

    Roger Wolf

    Director of Environmental Programs & Services, Iowa Soybean Association

    Roger Wolf is the Director of Environmental Programs and Services for the Iowa Soybean Association (ISA) and Executive Director of Agriculture’s Clean Water Alliance (ACWA). Since 2000, Roger secured and oversaw investment of more than $20 million and currently maintains an operating budget of around $2 million annually. These programs support work and active engagement on thousands of farms across Iowa and the Upper Midwest farming region as well as coordinating with more than of 35 public and private collaborators annually. A notable feature of this work is the role of monitoring, data analytics and planning for impactful decision-making.  Roger is a member of the US Water Alliance Board of Directors.  He an active proponent of the One Water Management approach with the belief that leaders in agriculture and the water sector have significant opportunities to work together in new and innovative ways to reduce nutrient pollution as well as improve natural resource management in Iowa and within the Mississippi River Basin. Roger has more than 26 years of agricultural conservation resource management experience and holds a bachelor’s degree in geography from the University of Iowa. Roger and his wife Anne have four adult children and live near Cumming, Iowa.

  • Neil Hamilton

    Neil Hamilton

    Drake University Law

    Prof. Neil D. Hamilton, is the Dwight D. Opperman Chair of Law and Director of the Agricultural Law Center at Drake University Law School in Des Moines, Iowa.  He has directed the Center since 1983 and helped establish its national and international reputation for excellence in research, education and public extension on food policy, agricultural law and rural development.   He is past-president of the American Agricultural Law Association (AALA) and has authored several books, including the nationally award winning What Farmers Need to Know About Environmental Law (1990) and the Legal Guide to Direct Farm Marketing (1999).  He has written numerous law review articles on topics such as: food democracy, rural lands, intellectual property rights and plant genetics, the future of agricultural law, sustainable agricultural land tenure, agricultural industrialization, and production contracts.   He has conducted legal seminars throughout the U.S. and in twenty-two foreign countries.  He was on the Advisory Board of the Leopold Center for Sustainable Agriculture at Iowa State University from 1987 to 2008.  He is on the boards of the Iowa Natural Heritage Foundation and the Seed Savers Exchange. From 2000 to 2006 he chaired the Iowa Food Policy Council.  He has a B.S. from Iowa State Univ., 1976 in Forestry and Economics, and a J.D. from Univ. of Iowa.  He and his wife Khanh own Sunstead Farm near Waukee, Iowa and raise produce and flowers for local restaurants.