| Call number | Item |
| G | Geography, Anthropology, Folklore, Recreation (Go to start of category) |
| GE | Environmental Sciences (Go to start of category) |
| GE180 .R64 | ![[Info]](https://onlinebooks.library.upenn.edu/info.gif) Taking a Stand on the Environment, by Helen P. Rogers (HTML at Wayback Machine) |
| GE185 .W47 P74 1994 | Democratic Dilemmas In the Age of Ecology: Trees and Toxics in the American West (Durham, NC and London: Duke University Press, 1994), by Daniel Press (page images at HathiTrust) |
| GE190 .L29 F73 | The Fragile Tropics of Latin America: Sustainable Management of Changing Environments, ed. by Toshie Nishizawa and Juha I. Uitto (HTML at UNU Press) |
| GE195 .E58 2019 | Environmental Activism on the Ground: Small Green and Indigenous Organizing (Calgary: University of Calgary Press, c2019), ed. by Jonathan Clapperton and Liza Piper (PDF files with commentary at Calgary) |
| GE195 .L423 2020 | Social Sustainability, Past and Future: Undoing Unintended Consequences for the Earth's Survival (Cambridge, UK and New York: Cambridge University Press, 2020), by Sander Ernst van der Leeuw (PDF and HTML at Cambridge University Press) |
| GE199 .C2 C38 | Canadian Countercultures and the Environment (Calgary: University of Calgary Press, c2016), ed. by Colin MacMillan Coates (PDF files with commentary at University of Calgary) |
| GE199 .C6 B66 2019 | Chinese Environmental Contention: Linking Up against Waste Incineration (Amsterdam: Amsterdam University Press, c2019), by Maria Bondes (PDF files with commentary at Project MUSE) |
| GE199 .J3 A84 2017 | Transnational Japan in the Global Environmental Movement (Honolulu: University of Hawai'i Press, c2017), by Simon Andrew Avenell (PDF and Epub with commentary at Hawaii) |
| GE199 .R8 W45 1999 | A Little Corner of Freedom: Russian Nature Protection From Stalin to Gorbachev (Berkeley: University of California Press, c1999), by Douglas R. Weiner (frame-dependent illustrated HTML with commentary at UC Press) |
| GE300 .I47 1995 | Improving the Environment: An Evaluation of DOE's Environmental Management Program (1995), by National Research Council (HTML with commentary at NAP) |
| GE300 .T43 1997 | Technological Trajectories and the Human Environment (1997), ed. by Jesse H. Ausubel and H. Dale Langford (page images at NAP) |
| GE350 .E54 1996 | Engineering Within Ecological Constraints (1996), ed. by Peter C. Schulze (page images with commentary at NAP) |
| GF | Human Geography (Go to start of category) |
| GF1 .G445 | Géocarrefour (in French) (partial serial archives) |
| GF31 .M38 1869 | Man and Nature: or, Physical Geography as Modified by Human Action (New York: C. Scribner and Co., 1869), by George P. Marsh (page images at MOA) |
| GF31 .M38 1878 | The Earth as Modified by Human Action: A New Edition of Man and Nature (1878), by George P. Marsh (Gutenberg text) |
| GF31 .S5 1911 | Influences of Geographic Environment on the Basis of Ratzel's System of Anthropo-Geography (ca. 1911), by Ellen Churchill Semple (Gutenberg text and illustrated HTML) |
| GF37 .C66 2006 | Complex Science for a Complex World: Exploring Human Ecosystems with Agents (c2006), ed. by Pascal Perez and David F. Batten (multiple formats with commentary at ANU E Press) |
| GF41 .C644 2016 | Twilight of the Anthropocene Idols (London: Open Humanities Press, 2016), by Tom Cohen, Claire Colebrook, and J. Hillis Miller (PDF with commentary at Open Humanities Press) |
| GF41 .L577 2020 | Living Earth Community: Multiple Ways of Being and Knowing (Cambridge, UK: Open Book Publishers, c2020), ed. by Sam Mickey, Mary Evelyn Tucker, and John Grim (multiple formats with commentary at Open Book Publishers) |
| GF50 | Radical Theory/Critical Praxis: Making a Difference Beyond the Academy? (2004), ed. by Duncan Fuller and Rob Kitchin (PDF files at praxis-epress.org) |
| GF50 .L56 2016 | Nerd Ecology: Defending the Earth with Unpopular Culture (London and New York: Bloomsbury Academic, c2016), by Anthony Lioi (HTML with commentary at Bloomsbury) |
| GF50 .W46 1990 | Whole Earth Ecolog: The Best of Environmental Tools and Ideas (c1990), ed. by J. Baldwin, contrib. by Stewart Brand (Javascript-dependent page images at wholeearth.com) |
| GF51 .S52 | Man and the Earth, by Nathaniel Southgate Shaler (HTML at LOC) |
| GF51 .V3484 2008 | Weaving a Way Home: A Personal Journey Exploring Place and Story (Ann Arbor: University of Michigan Press, c2008), by Leslie Van Gelder (page images at HathiTrust) |
| GF54.5 .M35 1986 | Man in the Mangroves: The Socio-Economic Situation of Human Settlements in Mangrove Forests, ed. by Peter Kunstadter, Eric C. F. Bird, and Sanga Sabhasri (HTML at UNU Press) |