The reform of New Zealand's cadastral system can, therefore, only be achieved by aiming to serve the different client groups that are affected by the gathering or supply of land information. This chapter argues that, in the light of growing acceptance of the concept of sustainable development, land managers can and should adopt methods and principles of planning and design that protect landscape heritage and native biodiversity. The loss of natural landscape habitats has become a matter of increasing concern at global, regional and local levels. The impact of the immigrant plants and animals has been subtle but long lasting. They have brought about changes in the composition, structure, and function of indigenous vegetation and indigenous ecosystems, and the reduction of indigenous biodiversity. Land use planners and soil managers assist in moving concepts and principles to policies and practice, by working to integrate the human considerations with the ecological.