In the News
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National Geographic Saturday, Aug. 24, 2024
Wildfire smoke threatens lakes, too. How will it impact Lake Tahoe's future?
California’s many mountain lakes, which are typically low in nutrients, may be especially vulnerable to large influxes of nutrient-rich ash. “Any addition can mean a doubling or tripling of the amount of nutrients [in mountain lakes], and that can really shift these fragile ecosystems,” says Janice Brahney, an environmental biogeochemist at Utah State University in Logan.