Hixon Center for Urban Sustainability
Explore the 21st Century City
Climate Ready City
Green City
Built Environment
Healthy City
Fellow

Sierra Wheeler

2026 Hixon Fellow
Headshot of Sierra Wheeler in a white blouse and black blazer against a dark gray background
Research Theme
Urban Forestry
Fellow Advisor
Karen Seto

Influence of Urban Warming on Urban Tree Phenology in Freetown, Sierra Leone