Juanita Greene was a Miami Herald reporter and South Florida environmentalist. The collection consists of letters sent to Juanita Greene in response to a 1970 column in the Miami Herald requesting readers' thoughts on the current status of the Miami Metropolitan Transportation Services. The letters are subdivided into folders by topic, ranging thematically from complaints about smoking to inefficient service to the behavior of other ethnic and cultural groups on the buses.

This collection contains documents compiled by the Metropolitan Dade County Transit Program, including environmental impact reports, site evaluations, programs for transit improvement, and research and documents pertaining to handicapped and elderly passengers.