Active citizenship is an umbrella concept that looks at the rights and responsibilities of citizens, regardless of the place they call home. Activities can be local or global in focus. Keywords include citizenship, participatory rights, engagement, activism, civil society, volunteerism, grassroots, etc. This page pays some attention to theory, but more to case studies, approaches, tools across political, social, economic, and environmental spheres of society.
Whether looking for scholarly articles, case studies, recent news, or simply the insights of activists, there are numerous tools to use. Below is a short targeted list, but if you aren't finding what you need, consult with a librarian to assist your research.