I live in the country and have a big garden.  I understand there is a big push in cities for urban agriculture though.
In urban areas, people need more access to fresh produce
Where do they put gardens?  In the city park?
locavores" form social networks founded on a shared ethos of nature and community holism. These networks can evolve when receiving formal institutional support, becoming integrated into local town planning as a "transition town" movement for sustainable urban development. For others, food security, nutrition, and income generation are key motivations for the practice. In either case, more direct access to fresh vegetables, fruits, and meat products through urban agriculture can improve food security and food safety.
History.
In semi-desert towns of Persia
traffic in big cities are so formidable that society will have to ask itself seriously how far it is prepared to go with the motor vehicle.
There was a need to limit vehicle access to some urban areas:
Distasteful though we find the whole idea, we think that some deliberate limitation of the volume of motor traffic is quite unavoidable. The need for it just can't be escaped. Even when everything that it is possibly to do by way of building new roads and expanding public transport has been done, there