Ebert & Associates

At sites where environmental damages have occurred, it is usually vitally important to know what happened there through time, and where it happened on the site. Written records and maps are almost never sufficient even if they exist. Information derived from historic aerial photographs are usually the only source of reliable and supportable information about the evolution of a site, changing activities and their locations through time, and other data crucial to legal arguments and the evaluation of potentially responsible parties, sources of contaminants, or deponents' testimony.