Hans Joachim Schellnhuber is director of the Potsdam Institute for Climate Impact Research in Potsdam, Germany. He has taken part in numerous international gatherings on climate change, including a 2018 conference with faith leaders.

Cardinal John Olorunfemi Onaiyekan is the Metropolitan Archbishop of Abuja, Nigeria. He took part in a 2018 conference on religion and the environment hosted by Orthodox Ecumenical Patriarch Bartholomew I of Constantinople.

Elizabeth Bomberg is a professor of environmental politics at the University of Edinburgh in Scotland. She has studied faith-based activism around climate change and recently published a research study on Christian environmentalists.

Bastiaan Rutjens is an assistant professor of psychology at the University of Amsterdam. He studies what leads to distrust in science. 

Fazlun Khalid is the founder of the Islamic Foundation for Ecology and Environmental Sciences, which seeks to increase environmental activism within the global Muslim community.

Tomás Insua is the co-founder and executive director of the Global Catholic Climate Movement. Insua grew up in Argentina and now lives in Rome. He can be contacted through Reba Elliott, the organization’s communications director.

Yu Yang co-authored a 2018 study on the relationship between religious beliefs and environmental behaviors in China. Yu works in the department of public administration at Southeast University in Nanjing, China.

Saffet Abid Catovic is a Muslim environmental leader. He co-founded Green Muslims of New Jersey and helped launch the Islamic Society of North America’s Green Masjid Task Force. In 2018, he shared his efforts to offset the carbon footprint of his pilgrimage to Mecca with Sojourners. Imam Catovic serves as Washington office director for the […]

The Rev. Robert “Bud” Grant is an environmental theology professor and Catholic priest at St. Ambrose University in Davenport, Iowa.