This isn’t the first time Mayor Mike has gone to war against sugary drinks, of course: He got them out of city and school vending machines, though his efforts to impose higher taxes on their sale failed.

But those approaches have not been shown to significantly reduce soda consumption.

Reducing portion size, on the other hand, most definitely has — as Bloomberg notes.

“You tend to eat all the food in the container in front of you,” he said. “If it’s a bigger container, you eat more. If somebody put it in a smaller glass or plate or bowl in front of you, you would eat less.”