Donald van der Vaart, Secretary of the N.C. Department of Environmental Quality speaks at the Environmental Health Summit in Durham, N.C. on Monday, October 26, 2015.
Donald van der Vaart, Secretary of the N.C. Department of Environmental Quality speaks at the Environmental Health Summit in Durham, N.C. on Monday, October 26, 2015. Liz Condo newsobserver.com
Donald van der Vaart, Secretary of the N.C. Department of Environmental Quality speaks at the Environmental Health Summit in Durham, N.C. on Monday, October 26, 2015. Liz Condo newsobserver.com

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