The Cool Down on MSN
Millions urged to stay indoors as dangerous smoke and ozone blanket 11 states
Officials are also asking residents to help limit additional pollution during the alert period.
PUNTA ARENAS, Chile -- The worst of the ozone hole has pulled back once more to Antarctica this southern spring, leaving behind a shadow of uncertainty for the people living at the bottom of the ...
Ozone alerts have been issued across Texas, with officials urging reduced driving as pollution is expected to spike Thursday.
As New Ozone Rules Loom, Smog in Rural West Rivals Los Angeles As New Ozone Rules Loom, Smog in Rural West Rivals Los Angeles ...
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