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Table Of Contents

Committee on Earth Sciences Membership Office of Science & Technology Policy ------ i
Transmittal Letter --------------------------------------------------------------- ii
List of Tables and Figures. ----------------------------------------------------- iii
Prologue: Our Changing Planet ----------------------------------------------------- 1
Executive Summary ----------------------------------------------------------------- 3
Introduction ---------------------------------------------------------------------- 5
- Purpose and Scope of This Report ------------------------------------------------ 5
- What is Global Change? ---------------------------------------------------------- 5
- What is Man's Role in Changing the Environment ---------------------------------- 6
- Why is Reliable Global Change Prediction Important? ------------------------------7
The U. S. Global Change Research Program ------------------------------------------ 8
- Key Global Change Scientific Questions ------------------------------------------ 8
- Program Goal -------------------------------------------------------------------- 9
-- Implementation Strategy ------------------------------------------------------- 10
-- Three Major Scientific Objectives --------------------------------------------- 10
-- Integration of Scientific Disciplines ----------------------------------------- 10
-- Integration with National and International Global Change Research Activities - 14
FY 1990 U.S. Global Change Research Program Budget ------------------------------- 16
- Budget by Science Element ------------------------------------------------------ 17
- Budget by Agency --------------------------------------------------------------- 19
- Budget by Type and Activity ---------------------------------------------------- 21
- Budget by federal Budget Function ---------------------------------------------- 22
Epilogue: The Fundamental Rationale ---------------------------------------------- 27

Appendices ----------------------------------------------------------------------- 29
A: Committee on Earth Sciences Charter ------------------------------------------- 29
B: Definitions of the Science Elements and Type of Activity----------------------- 35