Zelena Akcija (Green Action) a non-governmental, non-partisan, non-profit and voluntary association of citizens for environmental protection founded in Zagreb in 1990. Zelena Akcija is actively involved in environmental issues at the local, national and global levels, and encourages change through projects, campaigns and non-violent direct actions.  Zelena Akcija is a member of the largest network of environmental associations in the world – Friends of the Earth and a partner of the World Nature Organization (WWF) in Croatia .