Ecofact refers to any material or artifact that provides evidence of the environment or ecosystem of a particular region. Synonyms for ecofact include environmental artifact, environmental component, eco-association, fossil remains, and biotic element. The term ecofact is commonly used in archaeology, paleontology, and environmental studies to describe the artifacts that are recovered during excavations. These artifacts can include plant and animal remains, sedimentary features, or any other evidence of the ecological conditions of the region. The study of ecofacts has provided valuable insights into ancient environments and has helped researchers understand the impact of past environmental changes on human and animal populations.