The Successful Rehabilitation of Abandoned Aggregate Sites Across Ontario Resource Date: 2016 Organization Ontario Stone, Sand & Gravel Association (OSSGA) Canadian Land Reclamation Association (CLRA)
BEE·ing Green: Pollinator Conservation & Ecology in Reclaimed Pits & Quarries Resource Date: 2010 Organization Ontario Stone, Sand & Gravel Association (OSSGA) University of Guelph (UofG)
