Starbucks customers across hundreds of locations in the United States started their weeks off with a surprise: Their beloved Frappuccinos and iced espresso drinks served in paper cups, not plastic.

Starbucks is once again causing cup controversy, not with their annual Christmas cups, but rather the new compostable cups now being used for iced drinks. The Seattle-based coffee chain has been ...

Booming sales of cold drinks at Starbucks have created a problem: growing amounts of plastic waste from the single-use cups that Frappuccinos, Refreshers, cold brews and other iced drinks are served ...