According to the U.S. Environmental Protection Agency, there are presently over one half million known brownfield sites in the United States. However, the actual number of brownfields is likely much larger. So, what to do with this kind of property gone sour? Joel Markland, President at BCA Environmental Consultants, LLC discusses what constitutes a brownfield and what benefits there are in redeveloping them. Interview filmed on April 25, 2018.