Preface iii

Contributors xiii

SECTION I Global Food Security

Chapter 1

Reducing Hunger in Tropical Africa while Coping with

Climate Change 3

Pedro A. Sanchez

Chapter 2

World Food Security: Perspectives Past, Present, and Future 21

Dennis J. Greenland

Chapter 3

Changing Times and Direction 39

Robert D. Havener, Christopher R. Dowswell, and Norman E. Borlaug

Chapter 4

Greenhouse Gases and Food Security in Low-Income

Countries 71

Roy Darwin, Stacey Rosen, and Shahla Shapouri

Chapter 5

Climate Change, Soil Carbon Dynamics, and Global

Food Security 113

Rattan Lal

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