@ San Fransisco City Hall, 1 Dr. Carlton Goodlett Place, Rm 284. Supervisor Rafael Mandelman welcomes artist Jun Yang whose art is currently on display. 4-5pm. mandelmanstaff@sfgov.org

@ San Francisco Main Library, Koret Auditorium, 100 Larkin Street. The Library’s Thursdays at Noon Film Series, for the month of June, is honoring the life and work of filmmaker and activist Chasnoff. 12-2pm. http://www.sflp.org

@ California Academy of Sciences, Golden Gate Park, 55 Music Concourse Drive. The focus is on coastal wonder with the Golden State’s flora and fauna with a peek at the new exhibit Giants of Land and Sea. The evening in the Academy’s ongoing Thursday NightLife series features art, music, performances and ideas shared with experts. […]