Without the erosive forces of water, wind, and ice, rock debris would simply pile up where it forms and obscure from view nature's weathered sculptures. Although erosion is a natural process ...

There is now a high risk for a life-threatening debris flow,” the NWS Los Angeles/Oxnard CA said. “Mud, rock, and debris flows will have the potential to impact drainages, roads, and ...

Meteorologists have said that the situation risks being exacerbated by areas recently destroyed by wildfires, as the wildfire detritus could create debris flows. A moderate to strong winter storm ...

We study the weathering of rock to produce sediment ... from GPS monuments on glaciers to meteorological instrumentation to pressure plates beneath debris flow chutes. We also employ an increasingly ...

Though wildfires around Los Angeles are contained, foothill communities remain at risk of debris flows. Heavy rain could trigger dangerous mudslides in burn areas like Altadena and Pasadena.

Heavy rain pounded the Los Angeles area early Thursday, bringing a threat of flooding and debris flows to spots impacted by wildfires.

A member of the Los Angeles Fire Department was inside the vehicle when it was swept off the road by a large debris flow and into the ocean, according to the department. "Fortunately, the member ...

The National Weather Service said Tuesday afternoon that flood watches and evacuation warnings have been issued, as authorities prepare for potential flooding and debris flows when the rain ...