Klare war Hochschullehrer an den Five Colleges und Direktor des Five College Program in Peace and World Security Studies (PAWSS). Klare forscht und publiziert über die US-amerikanische Militär- und Außenpolitik, die internationale Sicherheitspolitik, über den globalen Waffenhandel und über die internationale Ressourcenpolitik.
War Without End: American Planning for the Next Vietnams. New York: Knopf, 1972
Michael T. Klare, Cynthia Arnson: Supplying Repression. New York: Field Foundation, 1978
Beyond the 'Vietnam Syndrome': U.S. Interventionism in the 1980s. Washington, D.C.: Institute for Policy Studies, 1981
Jederzeit, überall, mit allen Waffen ... Die Entwicklung der neuen Interventionspolitik der USA. Übersetzung Emi von Hoffmann, Lexi von Hoffmann, in: Militärpolitik Dokumentation e.V. (Hg.): Militärpolitik Dokumentation, 6. Jg. 1982, Heft 26, S. 1–101. ISSN 0171-9033
American Arms Supermarket. Austin: University of Texas Press, 1984
Mitherausgeber: Low-Intensity Warfare: Counterinsurgency, Proinsurgency and Anti-terrorism in the Eighties. New York: Pantheon, 1988
Mitherausgeber: World Security: Challenges for a New Century. New York: St. Martin's Press, 1991
Mitherausgeber: Peace and World Security Studies: A Curriculum Guide. Boulder, CO: Lynne Rienner, 1994
Mitherausgeber: Lethal Commerce: The Global Trade in Small Arms and Light Weapons. Cambridge, MA: American Academy of Arts and Sciences, 1995
Rogue States and Nuclear Outlaws: America's Search for a New Foreign Policy. New York: Hill & Wang, 1995
Michael T. Klare, David Andersen: A Scourge of Guns: The Diffusion of Small Arms and Light Weapons in Latin America. Washington, D.C.: Federation of American Scientists, 1996
Mitherausgeber: Light Weapons and Civil Conflict. Lanham, MD.: Rowman and Littlefield, 1999
Resource Wars: The New Landscape of Global Conflict. New York: Owl Books, 2002
Blood and Oil: The Dangers and Consequences of America’s Growing Dependency on Imported Petroleum. New York: Metropolitan Books, 2004
Michael T. Klare, Peter Kornbluh (Hrsg.): Low Intensity Warfare: How the USA Fights Wars Without Declaring Them. New York : Methuen, 1989 ISBN 0-413-61590-1
Light Weapons and Civil Conflict. 1999
Resource Wars. 2001
Blood and Oil. 2004
Rising Powers, Shrinking Planet: The New Geopolitics of Energy. Henry Holt, 2008, ISBN 978-0-8050-8064-3
The Race for What's Left: The Global Scramble for the World's Last Resources. Metropolitan Books, 2012 ISBN 978-0805091267
All Hell Breaking Loose: The Pentagon's Perspective on Climate Change. New York: Henry Holt, 2019, ISBN 978-1-62779-248-6