vegetation

Recent rains have left soil and new vegetation wet, diminishing the threat of wildfire stoked by wind.

To address some concerns, Waymo officials pointed to mitigation efforts, like using vegetation around the lots to cut down on light and noise.

The report argued that, due to tightly packed combustible structures amid an accumulation of flammable vegetation, “nearly all” communities are “unsuitable” for sheltering in place.

After two wet winters that had fed the growth of vegetation on hillsides, Southern California had seen no significant rain in eight months.

They form when waterlogged soils accumulate layers of dead vegetation over thousands of years.