Julie Calderwood, a longtime donor to Olds College, poses during the grand opening of the college’s Botanic Gardens and Treatment Wetlands last Thursday. The facility, which has been under construction for several years, will support research into the removal of contaminants from water used in a various industries. It will also serve as an educational tool about the importance of wetlands to the environment, with naturalized landscapes, specialty gardens, walking trails, demonstration plots, an arboretum and 20 constructed treatment wetlands and display ponds.