My book chapter "Mapping Human Impact – Expanding Horizons: Interdisciplinary Integration" (2011) is, along with the rest of the book The Space of Culture - the Place of Nature in Estonia and Beyond (= Approaches to Cultural Theory vol. 1; ed. Tiina Peil, Tartu University Press 2011), now freely available online via OAPEN.org (Open Access Publishing in European Networks) - see here. For my chapter, see pp. 93-106.
See also the link collection "Publications available online" in the right-hand sidebar.