PowerPoint: Atmospheric Particulate Matter in Proximity to Mountaintop Coal Mines OVEC Jul 17, 2012 Hoots and Hollers Complete PowerPoint file is below the summary. Related PostsFeb 14 2022 Action Alert A Final Note from OVECFeb 14 2022 Newsletter Final NewsletterJan 28 2022 Hoots and Hollers A Note of Gratitude for OVEC from Allen JohnsonNov 18 2021 Hoots and Hollers OVEC Closing Doors