Sf Chronicle: While it may be too early to see the impact of San Francisco’s soda tax, Berkeley’s initiative has already had success. A recent UC Berkeley study found the soda tax collected around $2 million from 2015 to 2016, and a poll found a 21 percent reduction in consumption of sodas by low-income residents. Jen Falbe, a UC Berkeley postdoctoral researcher who led the study, said the researchers were surprised to find that the decrease in consumption of sugary drinks coincided with a 63 percent increase in water consumption in Berkeley. There was a 19 percent rise in water consumption San Francisco and Oakland.
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