In the article the author describes the history of interdisciplinary planning. He comments the development and state-of-the-arts in this field. He gives his own proposal for the new generation of comprehensive plans in Slovenia in terms of interdisciplinary approach. In a large table the key spatial indicators are described together with its links with economic, socialand ecological indicators. The method is demonstrated on three practicalcases in a form of flowcharts. Strategic evaluations of industrial, touristic and agricultural zones are examined.