Local Economic Development and the Environment, Susan M. Opp and Jeffery L. Osgood, Jr., Boca Raton: Taylor & Francis Group, LLC, March, 2013; “San Diego’s Major League Ballpark District”, contribution by Richard G. Opper and Keely M. Halsey (pages 205- 215)
“Improving Polluted Land Good for Public”, by Richard G. Opper, Union Tribune San Diego, p. B9, October 18, 2012.
“A Tale of Two Times – A Brownfield Tragedy”, by Richard G. Opper, www.brownfieldrenewal.com, August 28, 2012
““What’s in a name?” Restoring Urban Infill Can Still Be Sweet”, by Richard G. Opper, California Real Property Journal, Volume 30, Number 1.
“The One-Cleanup Program – Faster, Cheaper, Better”, by Richard G. Opper, Environmental Law News, Volume 18, Number 1, Summer 2009.
“Brownfields: A World Report (Abridged)”, by Richard G. Opper and Roger Argus, Environmental Reporter, Bureau of National Affairs, No. 193, March 2008
“A World View of Brownfields” by Richard G. Opper, Brownfield News & Sustainable Development, Volume 12, Issue 2, April 2008
“Land Use Control Implantation Plans – The Child of More Intercourse Between Land Use and Environmental Law” by J. Michael Sowinski and Richard G. Opper, Zoning and Planning Law Report, Thompson West, Vol. 29, No. 3, March 2006
“Managing Risk at Brownfield Sites” by Richard G. Opper, Natural Resources & Environment, ABA, Vol. 20, No. 3, Winter 2006
“Eminent Domain and Brownfield Redevelopment”, by Richard G. Opper, EHS Strategies, Bureau of National Affairs, Washington, D.C., Vol. 2005, No. 7, Sept. 2005
“Polanco Act in Eminent Domain”, by Richard G. Opper, Condemnation Practice in California, Continuing Education of the Bar, Oakland, CA 3rd 3d, 2005
“The Brownfield Manifesto”, by Richard G. Opper, The Urban Lawyer, ABA, University of Missouri – Kansas City, Vol. 37, No. 1, Winter 2005
“CERCLA, Institutional Controls, and the Role of Local Government”, by Richard G. Opper, Environmental Reporter, Bureau of National Affairs, Vol. 35, No. 50, P. 2602, December 17, 2004
“Environmental Crimes on the US – Mexico Border”, by Mark J. Spaulding and Richard G. Opper, Environmental Crime Ed., Mary Clifford, Aspen, 1998.