The National Brownfields Conference is the largest, most comprehensive conference focused on cleaning up and redeveloping abandoned, underutilized, and potentially contaminated properties in the nation. There is no better deal in the redevelopment marketplace than Brownfields 2009. Why? Because registration is free, and by signing up you gain access to more than 150 educational and learning opportunities, outstanding plenary sessions, 200 exhibitors, scores of networking events, special training sessions, film screenings, book signings, and much, much more.