California Department of Public Health logo: three likenesses of people colored blue, green, and orange  


Environmental Hazards  -- Chemicals or other natural and man-made factors in the environment, like pesticides or asbestos, that can harm our health.
Exposure Sources  -- How and where we come into contact with environmental hazards, such as through food or pollution.
Health Problems  -- Specific health issues that might have a relationship with the environment, like asthma, autism, and cancer.
Tools  -- We use and create various tools to conduct studies and perform surveillance, like biomonitoring, geographic information systems, or environmental health tracking.
A-to-Z index of all topics, including sub-topics