Local authorities are urging residents Wednesday to prepare for what could be a potentially dangerous storm set to slam the region, potentially triggering flooding, mudslides or debris flows, ...

A new atmospheric river is bearing down on California, including fire-ravaged Los Angeles, where residents are bracing for the possibility of mudslides and landslides.The storm moves into the Golden ...

When hills are healthy, vegetation can anchor the soil in place. But when that is burned off, hillsides become vulnerable to erosion, and slopes can come crashing down.