Douglas McIntyre, editor-in-chief at Climate Crisis, explains how toxic rain caused by L.A.’s wildfires is polluting freshwater sources, potentially making the region’s water undrinkable.

Now, officials are warning about the potential of mudslides and “toxic ash” runoff from the rain. Toxic ash is all the chared materials from the fires and it can contain pesticides ...

beaches and ocean from toxic runoff,” Bass said during a news conference. A 60% to 80% chance of a small amount of rain was forecast for Southern California starting Saturday, with most areas ...

but potentially heavy rain on burned hillsides could cause toxic ash runoff. Los Angeles County crews spent the past week removing vegetation, shoring up slopes and reinforcing roads in areas ...

Toxic algae blooms regularly occur, but the CWC said this latest bloom was likely triggered by the recent rains. Domoic acid is a potent neurotoxin produced by certain types of algae. When ...