Wooden plaque, 9 x 12, with the seal of the Environmental Protection Agency presented to the Youth of San Diego for making a difference in protecting the environment. The EPA launched its 'Make a Difference' campaign in October 2003 at an Environmental Symposium for middle and high school students held by the City of San Diego Environmental Services Department and the San Diego County Office of Education. This was presented during the Youth Environmental Symposium, held in Balboa Park on October 20, 2003.