David Landis Barnhill is director of environmental studies and an English professor at the University of Wisconsin in Oshkosh.

Habitat for Humanity has a Better Built Program that promotes energy-efficient, environmentally friendly construction and encourages good stewardship of natural resources and raises awareness of the environmental impact of house building.

Georgia Interfaith Power & Light in Atlanta is a faith-based environmental organization that works to address climate change and pollution. Contact executive director Alexis Chase.

The Catholic Conservation Center is a website based in New York that offers Catholics ways to connect Roman Catholic teaching to environmental causes. Contact site founder Bill Jacobs.

The Interfaith Center on Corporate Responsibility, based in New York City, is a North American association of nearly 250 Protestant, Roman Catholic, and Jewish institutional investors working to hold corporations accountable to stewardship of the earth, among other issues. Contact Susana McDermott, director of communications.

Religious Studies in Secondary Schools, a coalition of public and private Catholic secondary school teachers, has held workshops about the connection between religion and ecology.

Joy Bergey is state coordinator of the Pennsylvania Interfaith Global Climate Change Campaign, based in Laverock, Pa.

Religious Witness for the Earth, based in Littleton, Mass., is a national interfaith network dedicated to public witness on issues such as climate change and environmental devastation. Contact co-chairs Rev. Dr. Andrea Ayvazian,  senior minister of the Haydenville Congregational Church, United Church of Christ, in Haydenville, Mass.; or Rabbi Fred Scherlinder Dobb of Adat Shalom […]

John Berthrong is associate professor of comparative theology at the Boston University School of Theology. His books include, as co-editor, Confucianism and Ecology: The Interrelation of Heaven, Earth and Humans (Harvard University Press, 1998).