Part bedroom community, the city of nearly 12, 000 has grown because of its proximity to transportation corridors, said Foster-Fulton, a native of South Carolina married to a Scot.

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That combination of proximity to high rents and transportation has increased its appeal to developers and tenants, according to Mr. Harris.

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The small amount of energy and water needed to grow the vegetables, and the close proximity to the consumer, means that C02 emitted in production and transportation is kept to a minimum.

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