Who did the testing: Pasadena Unified contracted with Verdantas, a “state-licensed environmental consulting firm” to conduct ...

The Department of Toxic Substances Control had argued disposing more waste in state would likely reduce costs and truck ...

The California Department of Toxic Substances Control had planned to weaken rules for hazard waste disposal. An oversight ...

Two small solar installations atop storage warehouses in Pico Rivera are a first for the state. They've been reducing ...

I’ve learned a few lessons to help navigate the dilemmas we all face. Don’t consider risks in isolation; put them in context.

When these types of batteries are damaged, they can go into thermal runaway — an unstoppable reaction where cells rapidly ...