M.J. Schwuger The Environmental Specimen Bank is a repository of representative environ mental specimens for safe long-term storage over decades and centuries without any chemical change in the constituents. It represents the modern form of a systematically designed collection which will permit comparative analyses and evaluations of chemicals in the future. The aims are: - the determination of selected chemical compounds at the time of storage, - comparative investigations with new methods for chemicals which, at the time of storage, could not be determined or were not recognized as...