Stop Dunkin' Donuts from using Styrofoam

I'll be the first to tell you that I support Dunkin' Donuts. I love their chocolate donuts and iced tea. However, what I don't love is that most of their hot drinks are served in styrofoam cups. Styrofoam cups are used to keep drinks insulated, making them appealing to coffee shops like Dunkin' Donuts, but styrofoam's direct impact on the environment makes it impossible to support any enterprise…