California News

air department personnel wash aqueous film forming foam AFF off a plane

PFAS-Containing Firefighting Foams

December 19, 2019

Aqueous Film Forming Foams (AFFF) are synthetic PFAS-containing foams designed for flammable liquid fires, also called Class B fires.

Beakers. Photo credit: Africa Studios / Shutterstock

PFAS Chemicals – Protecting Our Drinking Water And Our Health

August 9, 2019

PFAS are a class of human-made chemicals which includes Per- and Polyfluoroalkyl substances.

trash on a beach

Help Us Prevent Waste and Litter in San Mateo!

April 12, 2019

We're looking for passionate and outgoing volunteers to survey 400 San Mateo County food businesses to support a future policy that will reduce the volume of litter and waste in your community. 

ReThink Disposable Program Materials and Publications

June 30, 2016

Learn more about how we can ReThink Disposable!

Kern River Oil Field

Underground Injection: Oil and Gas Wastewater Disposal and Enhanced Recovery

February 18, 2016

The majority of oil and gas wastewater in California is injected underground putting our aquifers at risk.