 All streets are oriented east-west, with all lots positioned north-south.This feature has become standard practice in Davis and elsewhere since it enables homes with passive solar designs to make full use of the sun's energy throughout the year.The development also uses natural drainage, called bioswales, to collect water to irrigate the common areas and support the cultivation of edible foods, such as nut and fruit trees and vegetables for consumption by residents, without incurring the cost of using treated municipal water.