Land use and development decisions made at the local, county, and state levels have a significant and cumulative effect on the conservation of native species diversity. Through their planning and local regulatory powers, land use planners and local elected officials have the ability to influence the types, extent, and arrangement of land uses across the landscape. These patterns can have a profound influence on the viability of biodiversity far beyond municipal boundaries. However, while many planners express interest in using their tools to conserve habitat, they frequently do not have access to the scientific information necessary to integrate ecological principles...