Complex sentence: The California Green Archives and special collections was formally established in 2000 to identify, collect, preserve and make available records of the Green Movement and Green political party of enduring value to green activists, scholars, writers, historians and journalists, and for the future.
Split into simpler sentences: The California Green Archives and special collections was formally established in 2000. The archives exists to identify, collect, preserve and make available records of enduring value to green activists, scholars, writers, historians and journalists, and for the future.