at:grne's gis produp overthose twod to realld highlighting in red productive farm communities which arest threatened by encroaching development. greene has also created a national map of the u.s., showing the areas that are most susceptible to farmland loss. he finds that densely-populated farming regions, like those in california and florida, are particularly threatened by suburban growth. thoughmericans are not in danger of going hungry, they are in danger of paving over some of the best agricultural in dland in the world.gry, once developed, it's almost impossible to return it to agricultural use. in the chicago area, farmers are not the only ones alarmed by the rapid growth. margot brown is concerned that traffic like this could soon be on its way to her little town of marengo. brown: my greates, if developme shod take onthe , to her little town of marengo. is going to be that the w of life d thquality of life are going to disappear narrator: the irony is the threat to margot's quality of life is created by other people just like her. she and michael used to live in schaumburg, but