 Since it examines the costs and benefits of its many topics, it could be considered a work in economics, as categorized by its publisher.However, "The Skeptical Environmentalist" is methodologically eclectic and cross-disciplinary, combining interpretation of data with assessments of the media and human behavior, evaluations of scientific theories, and other approaches, to arrive at its various conclusions.In arriving at the final work, Lomborg has used a similar approach in each of his work's main areas and subtopics.