Maximum expansion of old-loaded line-based fillings, track systems and trenches

Result of a comprehensive inventory of the contaminated sites in the Herner city area. The inventory was carried out on the basis of a multitemporal file, map and magnification analysis for the timepieces 1842-1938, 1945, 1952-1972 and 1974-1992.本数据集为赫纳（Herner）城区受污染场地的全面清查成果。本次清查基于多时相档案、地图及放大分析，针对1842-1938年、1945年、1952-1972年以及1974-1992年各时段开展。