When fires ripped through Los Angeles in January, killing at least 29 people and destroying more than 12,000 homes, some trees remained relatively unscathed in the affected areas. Others, like ...

The executive order calls for the expedition of efforts to establish Zone 0 regulations, which would expand on the state’s ...

Slow-moving slides are common around the world, and especially in California, where several hundred have been mapped in ...

It starts with better building policies that recognize future risks, but there are many other important steps.