Example: The Keith Companies
Historic preservation and the mitigation of adverse effects of land development to cultural resources
are components of most land management and development projects in Southern California.
Paleontological resources include the fossils, fossil localities, and fossil-bearing strata.
Archaeological resources are artifacts and material remains of human activity that are more than 50 years old.
Prehistoric resources are affiliated with Native Americans who lived before the arrival of early
Spanish missionaries in Southern California.