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Nature 459, 914-915 (18 June 2009) | doi:10.1038/459914a; Published online 17 June 2009

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Seeds of an edible city architecture

John Whitfield1

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Global warming and food shortages are renewing interest in urban agriculture, finds John Whitfield.

ARTS REVIEWED: London Yields: Urban Agriculture

Main Gallery, The Building Centre, London
9 April until 30 May 2009

ARTS REVIEWED: Vertical Gardens

Exit Art, New York City
28 March until 6 June 2009

ARTS REVIEWED: Radical Nature: Art and Architecture for a Changing Planet 1969–2009

Barbican Art Gallery, London
19 June until 18 October 2009

In Brad Bass's imagination, a visit to the salad bar could become less a chance to load your plate and more a foraging expedition. "I have this vision of restaurants putting up walls, and people picking their own vegetables right off the wall instead of pulling them out of the tub," says Bass, a geographer at the University of Toronto in Canada.