DEC air monitoring sites in New York State
More detailed look at ground level ozone
Identify Ozone Injury on Eastern Forest Bioindicator Plants
Training on extent of damage to leaves
Using Sensitive Plants as Bioindicators - Implementation Guide
Ozone sensitive plant species on National Park Service and US Fish and Wildlife Service
Hands on the Land "The air you breath may have contracted the deadly ozone disease. How do
you know if it has and what are you going to do about it?" Good descriptions and links.