The federal government decided not to test the soil of L.A.'s burn areas for hazardous substances. A Times investigation found high levels of lead and other heavy metals.

Because people carry out these mining activities in a crude way; they don’t adhere to safety measures. Apart from the ...

Learn about the indoor plants that purify your air and improve your respiratory health by filtering toxins and releasing ...

The Times tested for lead, mercury and other heavy metals in Altadena and Pacific Palisades. From respiratory problems to ...