His books include "Lockdown America: Police and Prisons in the Age of Crisis" (2000), a survey of the rise of the prison-industrial complex from the Nixon through the Reagan Era and into the present, and "The Soft Cage: Surveillance in America From Slavery to the War on Terror" (2003), a study of surveillance and control in modern society. "The Freedom: Shadows and Hallucinations in Occupied Iraq" (2004), is an account of the US occupation of Iraq. In "Tropic of Chaos: Climate Change and the New Geography of Violence" (2011), Parenti links the implications of climate change with social and political unrest in mid-latitude regions of the world. Parenti has also reported from Afghanistan, Iraq, Venezuela, Bolivia, Ivory Coast and China.