Waskow pioneered in the development of Eco-Judaism in theology, liturgy, daily practice, and activism—through his books mentioned above as well as "Torah of the Earth: 4,000 Years of Ecology in Jewish Thought" and his essay on “Jewish Environmental Ethics: Adam and Adamah,” in "Oxford Handbook of Jewish Ethics and Morality". Other activities included the Green Menorah organizing project of The Shalom Center, the Interfaith Freedom Seder for the Earth and climate-focused public actions drawing on traditional liturgies for Tu B’Shvat, Passover, Tisha B’Av, Sukkot, and Hanukkah, and running as a candidate for the World Zionist Congress on the Green Zionist Alliance slate. In 2010, Waskow joined in founding the Green Hevra, a network of Eco-Jewish organizations, and served on its stewardship committee till 2013. In 2012 he became a member of the steering committee of Interfaith Moral Action on Climate. He is also a practitioner of nonviolent civil disobedience who has been arrested in climate protests in the US Capitol, at the White House, and at Philadelphia conclaves of fracking corporate leaders.