Explores urban ecosystems and methods of improving and sustaining urban environments using the City of Philadelphia as a living laboratory. Students learn about urban ecology, urban field experiments, and the work required to sustain green infrastructure within a city landscape. Students have the opportunity to complete the Pennsylvania Horticultural Society’s Tree Tender training and tree planting. In addition, students explore park infrastructure, vacant lot revitalization, and community gardens. Note: This course fulfills a Science & Technology (GS) requirement for students under GenEd and Science & Technology Second Level (SB) for students under Core.