High tides provide glimpse into rising sea levels. A Long Beach neighborhood is on the front lines

High tides and swells in Long Beach, California, have overtopped protective berms, highlighting the impact of natural cycles and human-caused climate change on rising sea levels. Experts predict these extreme tides will become more frequent, with Long Beach projecting sea level rises of up to 7 feet by 2100. The city has increased efforts to build sand berms to protect vulnerable oceanfront areas.