Dryzek, John S. ; Downes, David ; Hunold, Christian ; Schlosberg, David ; Abstract, Hans-Kristian Hernes, Green States and Social Movements: Environmentalism in the United States, United Kingdom, Germany and Norway , Oxford, Oxford University Press, 2003, pp. 238 Comparative study of successes and failures of four environmental movements since 1970, exploring implications of inclusion and exclusion from political process.