November 9, 2012 Urban farming goes vertical, as Singapore opens a 30-feet tall greenhouse for bok choy and cabbage. The farm is already producing half a ton of veggies per day for local supermarkets. But are these vertical "farmscrapers" any more efficient than traditional, flat greenhouses?
October 23, 2012 There are lots of lines of evidence telling us our current model for cities is unsustainable. Does that mean cities themselves are the problem and we should all move back to the farm?
August 22, 2012 Bassem Samaan of Bethlehem, Pa., is on a quest to save rare varieties of figs often growing unnoticed, right under our noses in neighbors' backyards. He's donated some of his finds to a government-backed fruit tree preserve in California.
April 7, 2012 In many metropolitan areas, urban foresters ensure flowering fruit trees don't bear fruit to keep it from being trampled into slippery sidewalk jelly. But a group of fruit fans in the San Francisco Bay Area is surreptitiously grafting fruit-bearing tree limbs onto those fruitless trees.