This project won an AIA Colorado Honor AwardGreensburg is a farming town on the high plains of south central Kansas. Its population was 1,400 persons at the time it was devastated by a tornado in May 2007. Greensburg is being rebuilt as a model green town, with green jobs, green infrastructure, and a culture of stewardship.This Planning Study for Sustainable Neighborhood Infill Development for Greensburg, Kansas. Study is also relevant to other high plains farming towns that have been losing population for 50 years. Sustainable development patterns could help small farming towns to improve public health and reduce their CO2 emissions per capita while sustaining their local communities, economies, and population.The client is Greensburg Greentown, a nonprofit coordinating the sustainability efforts for Greensburg, Kansas, that was destroyed in a 2007 tornado and is being rebuilt as a model green town.The goals are to Provide neighborhood development patterns that better meet the needs of children, seniors, young adults, and a variety of types of non-nuclear families.Support community and local stewardship while sustaining people’s need for privacy.Connect daily life with natural processes and resource conservation including ecology, water, sun, energy, and food production.Improve public health by supporting urban agriculture, access to and consumption of local food, and neighborhood walkability.Provide neighborhood infill development patterns that make it easy for people to reduce their CO2 emissions, dramatically conserve energy and water.Provide infill development patterns that make it easy to achieve netzeroenergy: Optimize perfect passive solar orientation with neighborhood design and plan for modular, air tight home construction thatcan utilize “passive house” strategies to achieve net-zero energy.