Researchers at NASA’s Jet Propulsion Laboratory found that portions of land on the Palos Verdes Peninsula, home to an affluent Southern California city that faced an emergency declaration last year, have crept toward the Pacific Ocean by as much as four inches a week,

A portion of the Palos Verdes Peninsula in Los Angeles County is slipping toward the Pacific Ocean as much as 4 inches per week.

New research from NASA shows that the Palos Verdes Peninsula, an area in the South Bay and home to cities like Rancho Palos Verdes, Rolling Hills Estates and San Pedro, is shifting toward the ocean. Data from NASA’s Jet Propulsion Laboratory airborne radar shows that during a four-week period last fall,