TY - CPAPER TI - Environmental Politics and Protest: Outline of a Case-Study on the Opportunity Structure for Environmentalism and Collective Action in Portugal T2 - Seminar on Culture, Institutions, and Collective Action - Explaining the Social Construction of Policy Domains», directed by Klaus Eder, European University Institute AU - Gil Nave, J. PY - 1993 CY - Florença ER -