Ground-level ozone, a common form of air pollution long linked to breathing problems, is being blamed for thousands of premature deaths each year in a new study of 95 urban areas.
In the urban areas studied, when ozone levels rose by 10 parts per billion during a given week, people were about 0.5 percent more likely to die. That would correspond to about 3,800 additional deaths nationally each year.
Thanks to Linda LaSut
FULL STORY: Air pollution's threat proving worse than believed

Alabama: Trump Terminates Settlements for Black Communities Harmed By Raw Sewage
Trump deemed the landmark civil rights agreement “illegal DEI and environmental justice policy.”

Planetizen Federal Action Tracker
A weekly monitor of how Trump’s orders and actions are impacting planners and planning in America.

The 120 Year Old Tiny Home Villages That Sheltered San Francisco’s Earthquake Refugees
More than a century ago, San Francisco mobilized to house thousands of residents displaced by the 1906 earthquake. Could their strategy offer a model for the present?

LA’s Tree Emergency Goes Beyond Vandalism
After a vandal destroyed dozens of downtown LA trees, Mayor Karen Bass vowed to replace them. Days later, she slashed the city’s tree budget.

Sacramento Leads Nation With Bus-Mounted Bike Lane Enforcement Cameras
The city is the first to use its bus-mounted traffic enforcement system to cite drivers who park or drive in bike lanes.

Seattle Voters Approve Social Housing Referendum
Voters approved a corporate tax to fund the city’s housing authority despite an opposition campaign funded by Amazon and Microsoft.
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