The Alliance of Religions and Conservation is an international secular organization that works to help religious bodies develop environmental stewardship programs. It’s based in Bath, England.

The Unitarian Universalist Ministry for Earth encourages Unitarian Universalists and organizations at all levels to articulate Unitarian Universalist theology, principles and values around Earth ministry and to develop common language to facilitate their environmental justice work.

Presbyterians for Earth Care, formerly Presbyterians for Restoring Creation, is a grass-roots national organization of Presbyterians associated with the Presbyterian Church (USA) who are concerned about the environment and work to support the church’s environmental statements and goals.

The Mennonite Creation Care Network encourages the congregations in the Mennonite Church USA and the Mennonite Church Canada to engage in care of the environment and serves as a network for Mennonites engaged in that work. Jennifer Schrock heads the network, which is based in Wolf Lake, Ind.

The Episcopal Ecological Network is a ministry of the Episcopal Church that advocates on behalf of the church for care of the environment.

GreenFaith is an interfaith coalition that works with houses of worship, religious schools and people of all faiths to help them become better environmental stewards. The Rev. Fletcher Harper is executive director.

Duncan Williams, associate professor of East Asian languages and literature at the University of Southern California, specializes in Asian-American Buddhism and its relationship to the environment.

The TorahTrek Center for Jewish Wilderness Spirituality conducts retreats, outdoor adventures and events that make a connection to Jewish life and the environment. Rabbi Mike Comins is its founder. It is based in Los Angeles. Contact through the form on their website.

Andrew R. Murphy is an associate professor of political science at Rutgers University in New Brunswick, N.J. He co-edited the book Religion, Politics and American Identity: New Directions, New Controversies.