ES&T CONTENTS Volume 25, Number 4, April 1991
/LOOKING BACK, LOOKING AHEAD 558 Quo vadimus? Russell F. Christman notes environmental progress over the past 25 years but wonders if we know where we are headed. 561 An ounce of prevention . . . after 20 years of cure. Michael R. Deland challenges the nation to find ways to achieve environmental goals more effectively and efficiently. 564 The way it was: Analysis of organics in water in 1967. Lawrence H. Keith describes how it often took weeks to identify a single organic compound.
FEATURES /GLOBAL CHANGES 567 Greenhouse gases and global change: International collaboration. Thomas Rosswall, The Royal Swedish Academy of Sciences, Stockholm, Sweden. 574 Living in a terrarium: Reflections on the Second World Climate Conference. Victor D. Phillips, Hawaii Natural Energy Institute, Honolulu, HI.
ENEBGYFORA DEVELOPING WORLD 580 Energy use in the developing world: A crisis of rising expectations. Peter Rogers, Harvard University, Cambridge, MA. 584 Energy efficiency and developing countries. Mark D. Levine and Stephen P. Meyers, Lawrence Berkeley National Laboratory, Berkeley, CA; and Thomas Wilbanks, Oak Ridge National Laboratory, Oak Ridge, TN.
BESEARCH IN SOUTH AMERICA 590 Environmental pollution research in South America. Antonio H. Miguel, University of São Paulo, São Paulo, Brazil.
ACID RAIN, GENE POLICY AND RESEARCH 596 Use of the RAINS model in acid rain negotiations in Europe. Leen Hordijk, National Institute of Public Health and Environmental Protection, Bilthoven, The Netherlands. 604 Tracking and using genes in the environment. Betty H. Olson, University of California, Irvine, CA. ESTHAG 25(4)551-800 (1991) ISSN 0013 936X Environmental Science & Technology ©Copyright 1991 by the American Chemical Society
Alexander J. B. Zehnder, Richard G. Zepp
Editor: William H. Glaze Associate Editors: Walter Giger, Ronald A. Hites, Jerald L. Schnoor, John H. Seinfeld, Joseph Suflita
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Cover: Liz Waybright; Comstock Stock Photography Credits: pp. 558, 561, 564, Donald Gates; p. 567, Comstock Stock Photography; pp. 574, 575, 577, Liz Waybright; pp. 580, 581, 584, Peter Rogers; p. 590, Antonio Miguel; p. 605, Perkin-Elmer-Cetus; p. 612, NASA; p. 622, Lockheed; p. 630, Comstock Stock Photography
MANUSCRIPT EDITING Journals Editing Manager: Mary E. Scanlan Associate Editor: Lorraine Gibb Director, Operational Support: C. Michael Phillippe GRAPHICS AND PRODUCTION Head, Production Department: Leroy L. Corcoran Composition Systems Administrator: Vincent L. Parker Art Director: Alan Kahan Designer: Neal Clodfelter
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