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They built this city on ... a veggie and a protein

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How to build a city whose residents subsist on only one vegetable and one protein source for at least one growing season?

That's the challenge presented to middle school students in the annual Future City Competition.

More than 30,000 students entered the competition last year.

The Daily Circuit talks with Colleen Feller, Minnesota coordinator for the Future City Competition.

Video from last year: