Ozone

Firefighters battle a wildfire. (CBS)

Late Spare-The-Air Notice Issued As Wildfires Impact Air Quality

Wildfires, high temperatures and light winds have caused air quality in Northern California to deteriorate and prompted Bay Area officials to declare Friday the first Spare the Air Day of the 2013 season.

05/03/2013

(credit: Thinkstock)

Outdoor Air Quality: Is America Suffocating Itself?

This spring, runny eyes and a stuffed up nose may not be the result of seasonal allergens.

04/24/2013

Children's toys inside a shuttered daycare center. (John Moore/Getty Images)

Researchers Find High Formaldehyde Levels At Bay Area Day Care Centers

UC Berkeley researchers have recorded high levels of the carcinogen formaldehyde at dozens of Northern California day care facilities.

10/25/2012

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