Effects of Soda Taxes on Drinking Habits (IMAGE) University of California - Berkeley Caption Berkeley's residents reported drinking fewer soft drinks like Coke and Pepsi, sports drinks like Gatorade and Powerade, and sweetened teas and coffees in the three years after the city enacted the nation's first "soda tax." Credit UC Berkeley graphic by Kristine Madsen Usage Restrictions with credit License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.