LAHORE - Experts at a one-day workshop, titled ‘Organic Rooftop Farming: The Edible Garden’, held at Lahore College for Women University on Monday, said urban farming is a good trend which should be encouraged. They said that rooftop farming not only provides fresh food but also eliminates greenhouse gases associated with transporting food over long distances. “It provides economic development opportunities, and reduces disparities in access to healthy food that contributes to epidemic rates of obesity.