Pasadena Unified School District released results from soil samples this week, five months after the Eaton Fire.

In making a pH determination on soil, the sample is saturated with the dye for a few minutes and the color observed. This method is accurate enough for most purposes. Kits (pH) containing the ...

Over three days in late March, four Los Angeles Times environment reporters and an editor fanned out across the Eaton and Palisades burn scars to collect 40 soil samples from residential ...

The results show high levels of lead in the soil and other toxic metals on properties in both areas, including spots already ...

The uptake of boron, and most plant nutrients, is optimized by soil acidity in the range of pH 6.0 – 6.5. Plant nutrient ...