LBNL EARTH SCIENCES DIVISION
ANNUAL REPORT 1999-2000
TABLE
OF
CONTENTS
EARTH SCIENCES 2000: A PERSPECTIVE FROM THE DIVISION DIRECTOR
1
RESOURCE DEPARTMENTS
3
MICROBIAL ECOLOGY AND ENVIRONMENTAL ENGINEERING
5
GEOCHEMISTRY
9
GEOPHYSICS AND GEOMECHANICS
7
HYDROGEOLOGY AND RESERVOIR DYNAMICS
11
CENTER FOR ENVIRONMENTAL BIOTECHNOLOGY
13
15
RESEARCH PROGRAMS FUNDAMENTAL AND EXPLORATORY RESEARCH
17
An Effective Continuum Model for Flow and Transport in Fractured Rock Christine Doughty and Kenzi Karasaki
19
International Symposium: "Dynamics of Fluids in Fractured Rocks: Concepts and Recent Advances" Boris Faybishenko and Sally M. Benson
Reactive Chemical Transport in Structured Porous Media: X-ray Microprobe and Micro-XANES Studies Tetsu K. Tokunaga, Stephen R. Sutton and Keith R. Olson Unsaturated Fast Flow in Fractured Rock: Transient Film Flow Tetsu K. Tokunaga, Jiamin Wan and Stephen R. Sutton
20 21 22
Surface Excess of Clay Colloids at Gas-Water Interfaces Jiamin Wan and Tetsu K. Tokunaga
23
Colloid Formation during Infiltration of Waste Tank Liquid into Hanford Sediments Jiamin Wan, Tetsu Tokunaga, Eduardo Saiz, Keith Olson and Srinivas Veerapaneni Fe3+ Sorption on Quartz Surfaces: The Beginnings of Precipitation Glenn A. Waychunas, Rebecca Reitmeyer, James A. Davis and Jennifer A. Coston
Measurement of Reaction Rates in Natural Fluid-Rock Systems Using Sr and U Isotopes Donald J. DePaolo Geochemistry and Isotope Constraints in Oil Hydrogeology B. Mack Kennedy, Tom Torgersen, Matthijs van Soest and David L. Shuster
iii
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