Ms. Margaret Johnston has been at Penn State DuBois since 2009 and is an instructor in the Earth Sciences program. Her primary interests include geologic processes that shape the Earth’s landscape, plate tectonics and climate change. “Peggy” has over a dozen years experience working in the environmental consulting industry addressing issues such as solid waste disposal, leaking underground storage tanks and contaminated property. She holds an M.S. in Environmental Studies from Southern Illinois University and an M. Ed. in Science Education from Clarion University; she also holds her Pennsylvania secondary science teacher’s certification in Earth and Space Science. When she isn’t teaching, Peggy enjoys hiking, bicycling, canoeing and visiting national parks.
Instructor Earth Science Program
Geologic Processes that Shape the Earth's Landscape