Poor air quality has led to advisories recommending residents stay indoors in some areas of California. Official measurements ...
Ophelia Young breaks down the forecast for haze on Thursday.
Thousands of people in California and Oregon have been urged to stay indoors as air pollution reached unhealthy levels on ...
The Environmental Protection Agency has warned residents in affected areas of elevated amounts of PM2.5 in the atmosphere.
As high pressure remains overhead, the air quality is impacted.
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