environmentalism      
noun [ U ]  politics uk/ɪnˌvaɪ.rənˈmen.təl.ɪ.zəm/ us/ɪnˌvaɪ.rənˈmen.t̬əl.ɪ.zəm/
 环境保护主义;环境保护论
an interest in or the study of the environment, in order to protect it from damage by human activities
 - More examples
 - The Department of Environmental Studies publishes a range of information on environmentalism and ecology.
 - The party is not green in its political outlook and is suspicious of environmentalism.