The Hughes Fire near Castaic, California, has burned over 5,000 acres, prompting evacuations and school closures.

Just a few years after the ozone hole was detected via satellite, the industrialized nations of the world, meeting in Montreal in 1987, adopted what is known as the Montreal Protocol.

The Los Angeles haven’t spread in nearly a week, but the return of the Santa Ana winds to full strength could cause problems.

At least five wildfires are ravaging Southern California, and the three largest have already killed at least five people, burned tens of thousands of acres and prompted the evacuation of an estimated 179,

A wind-driven wildfire charred dozens of acres in the sparsely developed northeastern reaches of San Diego County, damaging structures and forcing pre-dawn evacuations before crews could gain the upper hand on the flames Wednesday.

The Santa Anas are expected to be most powerful Monday night into Tuesday. Fire services across the region say they are ready.

Red flag warnings are in effect until Thursday for parts of Los Angeles, Ventura, San Diego, due to low humidity and an uptick in Santa Ana winds.

The National Weather Service has issued another rare Particularly Dangerous Situation warning in anticipation of Monday's Santa Ana wind event.

Millions of California residents were placed under a red flag warning through Thursday amid threats of further fires with looming winds in the forecast, according to multiple reports.

Two new wildfires started in Southern California Tuesday night and into Wednesday, as gusty Santa Ana winds continue to plague the state this week.

The Hughes Fire has spread over 5,054 acres after starting just before lunchtime in Los Angeles County's Castaic Lake area on Wednesday.