Search Results
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Climate change lengthening allergy season
Air levels of pollen and mold spores in the San Francisco Bay Area are elevated for about two more months per year than in past decades, and higher temperatures are to blame, a Stanford Medicine study has found.
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High nitrate levels in water linked to preterm birth
Women exposed to higher levels of nitrate in drinking water were more likely to deliver very early, according to a study of 1.4 million California births.