Uluru walking trails being built for the area. The development of tourism infrastructure adjacent to the base of Uluru that began in the 1950s soon produced adverse environmental impacts. It was decided in the early 1970s to remove all accommodation-related tourist facilities and re-establish them outside the park. In 1975, a reservation of of land beyond the park's northern boundary, from Uluru, was approved for the development of a tourist facility and an associated airport, to be known as Yulara. The camp ground within the park was closed in 1983 and the motels closed in late 1984, coinciding with the opening
Interpersonal attraction to obtain balance in a relationship. Additionally, perceived but not actual similarity was found to predict interpersonal attraction during a face-to-face initial romantic encounter. In a 1988 study, Lydon, Jamieson & Zanna suggest that interpersonal similarity and attraction are multidimensional constructs in which people are attracted to people similar to themselves in demographics, physical appearance, attitudes, interpersonal style, social and cultural background, personality, preferred interests and activities, and communication and social skills. Newcomb's earlier 1961 study on college-dorm roommates also suggested that individuals with shared backgrounds, academic achievements, attitudes, values, and political views typically became friends. The matching hypothesis proposed