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Rappahannock County’s vineyards. In testimony before the Virginia Department of Environmental Quality (VDEQ) on Jam. 6, the Piedmont Environmental Council noted in connection with increased ozone from power plants that, “Ozone is responsible for a variety of symptoms in grapes, including tissue collapse, necrosis, flecking, bronzing, and bleaching, resulting in withering and early dropping of leaves.
“Beside the general stunting of growth, ozone depresses flower and bud formation. Tissue killed by ozone becomes readily susceptible to infection from fungus. Even at levels below the EPA standards, ozone often combines with sulfur dioxide to cause plant injury before either would cause injury alone.”
Ozone is a major problem in the park. In 2000 and reaffirmed in 2001, the VDEQ recommended the U.S. Environmental Protection Agency (EPA) designate the Page and Madison county por
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