This report details the development and implementation of a Tennessee Valley Authority-funded demonstration environmental education project and the utilization of a mobile laboratory for conducting studies. Instructional materials were developed that are interdisciplinary in nature and activity oriented in approach. A discussion of the design and equipment for the mobile unit is included. Uses in inservice training and an evaluation of the first year's operations are presented. Related documents are ED 073 922 and ED 073 923. (LS)