Preface I The Earth's Biomass: Stores, Productivity, Harvests 1 Biomass: Definitions and Compositions 2 Biomass Stores: Means and Extremes 3 Biomass Productivities 4 Phytomass Harvests 5 Zoomass Harvests 6 Land Cover and Productivity Changes II History of the Harvests: From Foraging to Globalization 7 The Evolution of Foraging 8 Crops and Animals 9 Biomass Fuels and Raw Materials III Adding Up the Claims: Harvests, Losses, and Trends 10 Changing Land Cover and Land Use 11 Harvesting the Biosphere p 12 Long-Term Trends and Possible Worlds Scientific Units and Prefixes References Subject Index Species Index