Soil sample by Matthew Modoono March 25, 2022 Share Facebook LinkedIn Twitter Northeastern Arboretum third year co-op Indira Holdsworth, an ecology and evolutionary biology major, and Northeastern Arboretum co-op Nadia Plaschke, a fourth-year student majoring in environmental studies and international affairs, take soil samples to asses soil quality at Krentzman Quad. Photo by Matthew Modoono/Northeastern University Indira Holdsworth, a third-year ecology and evolutionary biology student on co-op at Northeastern’s arboretum, and Nadia Plaschke, a fourth-year student of environmental studies and international affairs, also on co-op with the arboretum, collect soil samples to asses soil quality on Krentzman Quad. Photo by Matthew Modoono/Northeastern University