VOLUME 35 | ISSUE 19
WEEK OF MAY 11, 2023
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• Vestas to lay off 200 employees •27J Schools moves online-only Dec. 1
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BUSINESS LOCAL
A DAY TO PRAY
David Sanchez, one of the speakers at the event, prayed and told the story of our world today and the importance of god in our lives.
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Depressed? Anxious? Air pollution may be a factor BY JIM ROBBINS KFF HEALTH NEWS
LOCAL OBITUARIES LEGALS CLASSIFIED
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In the 1990s, residents of Mexico City noticed their dogs acting strangely — some didn’t recognize their owners, and the animals’ sleep patterns had changed. At the time, the sprawling, mountain-ringed city of more than 15 million people was known as the most polluted in the world, with a
INSIDE THIS ISSUE
PHOTO BY BELEN WARD
thick, constant haze of fossil fuel pollution trapped by thermal inversions. In 2002, toxicologist and neuropathologist Lilian Calderón-Garcidueñas, who is affiliated with both Universidad del Valle de México in Mexico City and the University of Montana, examined brain tissue from 40 dogs that had lived in the city and 40 others from a nearby rural area with cleaner air. She
discovered the brains of the city dogs showed signs of neurodegeneration while the rural dogs had far healthier brains. Calderón-Garcidueñas went on to study the brains of 203 human residents of Mexico City, only one of which did not show signs of neurodegeneration. That led to the conclusion that chronic exposure to air pollution can negatively affect people’s olfactory systems at
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a young age and may make them more susceptible to neurodegenerative diseases such as Alzheimer’s and Parkinson’s. The pollutant that plays the “big role” is particulate matter, said Calderón-Garcidueñas. “Not the big ones, but the tiny ones that can cross barriers. We can detect nanoparticles inside neurons, SEE POLLUTION, P5
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COOL FOR VICTORY CROSSING Sports park project not welcomed P2