Lake Tahoe has higher concentration of microplastics than ocean trash heap
by Cari Spencer, Los Angeles Times
Jul 14, 2023
3 minutes
Sparkling Lake Tahoe may appear pristine, but its blue surface waters contain microplastic concentrations higher than those observed in ocean gyres — systems of ocean currents notorious for accumulating plastic waste — according to new research.
The study, published Wednesday in the scientific journal Nature, revealed that of the 38 lakes and reservoirs sampled across 23 countries, Lake Tahoe contained the third-highest concentration of microplastics.
Researchers first reported microplastics in Lake Tahoe in 2019 — a disappointing discovery about the lake, which straddles California and Nevada. Decades of conservation efforts
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