Saharasia: The 4000 BCE Origins of Child Abuse, Sex Repression, Warfare and Social Violence in the Deserts of the Old World / Natural Energy Wroks, 1998

Research Assistant on Full Planet, Empty Plates: The New Geopolitics of Food Scarcity by Lester R. Brown, W. W. Norton & Company, 2012

Of Parrots and People: The Sometimes Funny, Always Fascinating, and Often Catastrophic Collision of Two Intelligent Species, Viking, 2008

Not a Drop to Drink: America’s Water Crisis and What You Can Do, New World Library, 2007

Indigenous Peoples and Environmental Issues: An Encyclopedia, Greenwood, 2003

In Defense of Wilhelm Reich: Opposing the 80-Years’ War of Mainstream Defamatory Slander Against One of the 20th Century’s Most Brilliant Physicians and Natural Scientists, Natural Energy Works, 2012

Home Safe Home: Protecting Yourself and Your Family From Everyday Toxics and Harmful Household Products in the Home

Here, There and Everywhere, Parrot Press, 2008

From World Watch Institute on their new book, EarthEd (State of the World): Rethinking Education on a Changing Planet, Island Press, 2017

Environmental Impacts of Globalization and Trade: A Systems Study / MIT Press, 2002