Describes existing inclusionary housing ordinances and programs, with a focus on those in Montgomery County, Maryland, Fairfax County, Virginia, Santa Fe, New Mexico, and the states of California and New Jersey. Inclusionary housing may be a viable policy proposal as we consider the land use and cost of growth elements of the Pima County Comprehensive Plan.

The historical range of the ferruginous pygmy-owl included areas of southern Arizona, southern Texas extending south along both coasts in Mexico, through Central America into the southernmost population in Argentina. However, over the past 150 years urban and agricultural expansion within the United States has reduced its population to a few isolated pockets of uncertain stability.