Geodynamics : The Unanswered Questions / A.l. Hales -- A Global Geochemical Model For The Evolution Of The Mantle / D.l. Anderson -- Temperature Profiles In The Earth / O.l. Anderson -- The Structure, Density, And Homogeneity Of The Earth's Core / B.a. Bolt And R.a. Uhrhammer -- Deep Crustal Structure : Implications For Continental Evolution / L.d. Brown [and Others] -- Dynamics Of The Earth's Core And The Geodynamo / F.h. Busse -- Radiogenic Isotopes And Crustal Evolution D.j. Depaolo -- The Carbon-oxygen System At Present And In The Precambrian / E. Dimroth -- Strontium Isotope Composition Of Volcanic Rocks : Evidence For Contamination Of The Kirkpatrick Basalt, Antarctica / G. Faure -- Geosphere Interactions And Earth Chemistry / W.s. Fyfe -- Magnetometer Arrays And Geodynamics / D.i. Gough -- Intraplate Stress Orientations From Alberta Oil-wells / J.s. Bell And D.i. Gough -- Planetary Magnetism And The Thermal Evolution Of Planetary Cores / D. Gubbins --^ Isotopic Composition Of The Ocean-atmosphere System In The Geological Past / J. Hoefs -- Mineral Deposits As Guides To Supracrustal Evolution / R.w. Hutchinson -- Inferences From Other Bodies For The Earth's Composition And Evolution / W.m. Kaula -- Plate Tectonic Patterns And Convection In The Phanerozoic / E.r. Kanasewich, M.e. Evans And J. Havskov -- On The Mechanism Of The Gravitational Differentiation In The Inner Earth / V.p. Keondjan -- The Role Of Oxidation-reduction Reactions In The Earth's Early History / O.l. Kuskov -- A Two-layer Convective Mantle With An Internal Boundary Layer / R. St J. Lambert -- Terrestrial Heat Flow History And Temperature Profiles / E.a. Lubimova And O. Parphenuk -- Surface Plates And Thermal Plumes : Separate Scales Of The Mantle Convective Circulation / W.r. Peltier -- Initial State Of The Earth And Its Early Evolution / V.s. Safronov -- Electrical Conduction In Mantle Materials / T.j. Shankland --^ A Thermodynamic Approach To Equations Of State And Melting At Mantle And Core Pressures / F.d. Stacey -- Cooling Of The Earth -- A Constraint On Paleotectonic Hypotheses / F.d. Stacey -- A Remark On Viscosity And Convection In The Mantle / V.p. Trubitsyn, P.p. Vasiljev And A.a. Karasev. Edited By R.j. O'connell, W.s. Fyfe. Includes Bibliographies.