Areas of research

Climate Inequality

SP2 faculty demonstrate the School’s understanding of the climate crisis as a significant social justice issue, brought on by structural oppression, resulting in human vulnerabilities and inequities. They are committed to addressing climate justice through mitigation, anticipation, adaptation, and community action.

R. Jisung Park


R. Jisung Park, PhD

Assistant Professor; PhD, Harvard University. Environmental economics; labor economics; climate change; economic inequality; policy evaluation.

Alice Xu


Alice Xu, PhD

Assistant Professor; PhD, Harvard University. Inequality and social policy, urban and distributive politics, environmental politics, quantitative and spatial methods, Latin America, Global South.

Chenyi Ma


Chenyi Ma, MSW, PhD

Research Assistant Professor; PhD, University of Pennsylvania. Social epidemiology, disaster vulnerability and urban resilience.

Related News

Ocean at sunset with melting ice

Penn Today features SP2 climate inequality discussion

SP2 hosted “Climate Refugees: The Implications of our Changing Environment” with economist R. Jisung Park and political scientist Alice Xu, both SP2 assistant professors who study climate change. The event was moderated by Professor of Practice Ben Jealous.

Dean Bachman speaks into a microphone, seated among panelists in a tent in front of a Climate Week at Penn banner

Deans of health schools discuss climate change in their fields

Penn Today highlights SP2 Dean Sara S. Bachman’s participation in a Climate Week at Penn panel alongside deans and leaders from Penn’s four other health schools.

A white hard hat sits on a blue solar panel

Study: Green energy transition may leave some workers behind

While the move away from fossil fuels has created an increase in available “green” jobs, the transition may also “exacerbate trends in labor market inequality,” according to a new study coauthored by Dr. R. Jisung Park, an assistant professor at SP2 with a secondary appointment at the Wharton School.