This project, associated with the OPEN (Ozone Pollution Education Network), identifies the severity of visible ozone damage on randomly selected leaves of bioindicator plants throughout the growing season.

Bureau of Land ManagementUS Forest ServiceNational Park ServiceUS Fish and Wildlife ServiceEnvironmental Protection AgencyNational Oceanic & Atmospheric AdministrationDepartment of EducationNational Environmental Education Foundation
© 2001 - 2017 Hands on the Land Network