Volunteer with CALPIRG Students to make a difference while still in college. Regardless of your schedule, you can volunteer with CALPIRG Students and make a difference. Whether you can volunteer once a week or once a semester, CALPIRG Students provides a unique opportunity to work on meaningful issues. You can get involved with a variety of programs, including preparing for the 2020 elections, making textbooks more affordable, getting rid of single-use plastics in LA, and addressing COVID-19.