Reduced levels of ground-level ozone resulting from the final Clear Skies Act will have generally beneficial results on agricultural crop yields and commercial forest growth.
The ozone levels have decreased dramatically since the Clear Skies Act passed.
mnli hypothesis: The ozone levels have decreased dramatically since the Clear Skies Act passed. premise: Reduced levels of ground-level ozone resulting from the final Clear Skies Act will have generally beneficial results on agricultural crop yields and commercial forest growth.