https://penntoday.upenn.edu/news/second-life-leaves 

https://penntoday.upenn.edu/news/caring-campus-landscape-ecological-mindset 

https://thepenngazette.com/locust-walk-landmark-renovated/

https://penntoday.upenn.edu/news/whats-that-locust-walk-compass

https://web.sas.upenn.edu/philamonuments/2022/01/10/change-direction-locust-walk-compass/

https://www.thedp.com/article/2013/10/green-space 

https://www.linkedin.com/in/robert-lundgren-aba18b18/ 

https://facilities.upenn.edu/services/landscape/maintenance-and-design

Robert Lundgren has a Bachelor of Plant Science and Fine Arts minor from the University of Delaware, and a Master of Landscape Architecture from the University of Pennsylvania. He worked at landscape architecture firms, Olin and Andropogon and is now at Penn working as the University Landscape Architect within the Facilities & Real Estate Services Division, shepherding a variety of landscape projects on the 300-acre campus arboretum. He is an artist, an award-winning designer and an avid naturalist. His responsibilities at Penn include research, campus planning, tree care and management, garden design, ecological and environmental initiatives and maintenance protocols.