Nearly half of all Americans now live in places with unhealthy air, and the Bay Area metro is among the top 20 in poor air quality.

A virus that can cause a polio-like illness among children has been found in Bay Area wastewater as influenza cases spike.

The Bay Area is among the top 25 metros in the U.S. with the worst ozone pollution, according to the American Lung ...

To see live stream videos from weather cameras in Oakland, Emeryville, along Highway 4 in Bay Point and other places in the San Francisco Bay Area, click on the location name below each image.

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