geology discussion

profileAK5__
tragedyofthecommons_Hardin.pdf

The Tragedy of the Commons

Author(s): Garrett Hardin

Source: Science , Dec. 13, 1968, New Series, Vol. 162, No. 3859 (Dec. 13, 1968), pp. 1243- 1248

Published by: American Association for the Advancement of Science

Stable URL: https://www.jstor.org/stable/1724745

JSTOR is a not-for-profit service that helps scholars, researchers, and students discover, use, and build upon a wide range of content in a trusted digital archive. We use information technology and tools to increase productivity and facilitate new forms of scholarship. For more information about JSTOR, please contact [email protected]. Your use of the JSTOR archive indicates your acceptance of the Terms & Conditions of Use, available at https://about.jstor.org/terms

American Association for the Advancement of Science is collaborating with JSTOR to digitize, preserve and extend access to Science

This content downloaded from �������������131.252.96.10 on Mon, 02 Jan 2023 21:06:00 UTC�������������

All use subject to https://about.jstor.org/terms

This content downloaded from �������������131.252.96.10 on Mon, 02 Jan 2023 21:06:00 UTC�������������

All use subject to https://about.jstor.org/terms

This content downloaded from �������������131.252.96.10 on Mon, 02 Jan 2023 21:06:00 UTC�������������

All use subject to https://about.jstor.org/terms

This content downloaded from �������������131.252.96.10 on Mon, 02 Jan 2023 21:06:00 UTC�������������

All use subject to https://about.jstor.org/terms

This content downloaded from �������������131.252.96.10 on Mon, 02 Jan 2023 21:06:00 UTC�������������

All use subject to https://about.jstor.org/terms

This content downloaded from �������������131.252.96.10 on Mon, 02 Jan 2023 21:06:00 UTC�������������

All use subject to https://about.jstor.org/terms

This content downloaded from �������������131.252.96.10 on Mon, 02 Jan 2023 21:06:00 UTC�������������

All use subject to https://about.jstor.org/terms

  • Contents
    • 1243
    • 1244
    • 1245
    • 1246
    • 1247
    • 1248
  • Issue Table of Contents
    • Science, New Series, Vol. 162, No. 3859 (Dec. 13, 1968), pp. 1211-1316
      • Front Matter [pp. 1211-1311]
      • Letters
        • Blend of Teaching and Research [p. 1221]
        • Automobile Engines: Pollution and Power [pp. 1221-1222]
        • Cultura Italiana [pp. 1222-1223]
        • Zond 5: Sketches and Guesses [p. 1223]
      • Can Success Be the Cause of Failure? [p. 1225]
      • Pleistocene Climates and Chronology in Deep-Sea Sediments [pp. 1227-1234]
      • Current Problems in Research
        • Clinical and Psychological Effects of Marihuana in Man [pp. 1234-1242]
      • The Tragedy of the Commons [pp. 1243-1248]
      • Academic Science and the Federal Government [pp. 1249-1251]
      • News and Comment
        • Dallas: Larger Education Role Proposed for Research Center [pp. 1251-1254]
        • Nixon Speaks about Scientists [p. 1253]
        • Narcotics and Drug Abuse: The Federal Response [pp. 1254+1256-1258]
        • Nixon Forms Advisory Panels on Science, Space, Health [p. 1255]
        • Laird Choice Indicated [p. 1255]
        • Science Policy Study Group Formed [p. 1256]
        • News in Brief [p. 1257]
        • Ground Broken at Batavia (Weston) [p. 1258]
        • Recent Deaths [p. 1258]
      • Book Reviews
        • Review: Developmental Abnormalities [p. 1259]
        • Review: Space Facts and Figures [pp. 1259-1260]
        • Review: Democratizing and Producing [pp. 1260-1261]
        • Review: Radiobiology [p. 1261]
        • Review: The Uses of Insects [pp. 1261-1262]
        • Review: Antiviral Substances [p. 1262]
        • Review: The State University [pp. 1262-1263]
        • Review: Vertebrate Biology [pp. 1263-1264]
        • Review: Planck's Thought [p. 1264]
        • Review: Oxford Doctor [p. 1264]
      • Reports
        • First Fossil Lamprey: A Record from the Pennsylvanian of Illinois [pp. 1265-1267]
        • Light Scattering in Central Arctic Ocean: Some Winter Profiles [pp. 1267-1268]
        • Mössbauer Investigation of Shocked and Unshocked Iron Meteorites and Fayalite [pp. 1268-1270]
        • Milankovitch Radiation Variations: A Quantitative Evaluation [pp. 1270-1272]
        • Hydrofoils: Optimum Lift-Off Speed for Sailboats [pp. 1273-1275]
        • Mercury's Rotation Period: Photographic Confirmation [pp. 1275-1277]
        • Deficiency of Reduced Nicotinamide-Adenine Dinucleotide Oxidase in Chronic Granulomatous Disease [pp. 1277-1279]
        • Human Osteosarcomas: Immunologic Evidence Suggesting an Associated Infectious Agent [pp. 1279-1281]
        • Human Monocytes: Distinct Receptor Sites for the Third Component of Complement and for Immunoglobulin G [pp. 1281-1283]
        • Zymogen Granules in Enzyme Liberation and Activation in Pea Seeds [pp. 1283-1284]
        • Very-Low-Density Lipoprotein in Intestinal Lymph: Evidence for Presence of the A Protein [pp. 1285-1286]
        • Hemin: An Inhibitor of Erythroid Cell Ribonuclease [p. 1287]
        • Conversion of Mesophilic to Psychrophilic Bacteria [pp. 1288-1289]
        • Dictyostelium discoideum: A Gamma-Ray Resistant Organism [pp. 1289-1290]
        • Morphine Tolerance, Physical Dependence, and Synthesis of Brain 5-Hydroxytryptamine [pp. 1290-1292]
        • Allografts in Genetically Defined Rats: Difference in Survival between Kidney and Skin [pp. 1293-1295]
        • Mice Unilaterally Sensitized for Audiogenic Seizures [p. 1295]
        • Neurons: Secretory Activity during Limb Regeneration and Induction in the Newt [pp. 1296-1297]
        • Alveolar Macrophages: Reduced Number in Rats after Prolonged Inhalation of Lead Sesquioxide [pp. 1297-1299]
        • Operant Controlled Neural Event: Formal and Systematic Approach to Electrical Coding of Behavior in Brain [pp. 1299-1302]
        • Midbrain Single Units Correlating with Pupil Response to Light [pp. 1302-1303]
        • Discrimination Learning as the Summation of Excitation and Inhibition [pp. 1303-1306]
        • Mosaic Unit Ruler [p. 1306]
        • Holoclemensia Instead of Clemensia [p. 1306]
      • Association Affairs
        • Art and Science: The Analysis and Communication of Biological Form: AAAS Symposium, 30 December 1968, Dallas, Texas [p. 1307]
        • Global Effects of Environmental Pollution: 26-27 December 1968, Dallas, Texas [p. 1308]
        • World Food and Population Crisis: AAAS Symposium, 26-27 December 1968 [pp. 1309-1310]
      • Meetings
        • Prairie Rebirth [p. 1312]
      • Back Matter [pp. 1313-1316]