<ul data-eligibleForWebStory="true">California has the largest homeless population in the U.S., driven by a shortage of affordable housing and high living costs.Drones are being used in California to address homelessness, with initiatives in San Diego, Chula Vista, and Sacramento County.Drone trials include providing information to homeless communities, conducting accurate population counts, and supporting probation check-ins.Concerns about ethics and privacy have been raised, but guidelines emphasize transparency, respect for privacy rights, and restrictions on drone use.