Introduction
Major biomes, climatic regions and land use
Human numbers
The urban revolution
Food production and consumption
Drinking water and sanitation
Health
The education gap
GNP and the debt squeeze
Industrialization and development
Indigenous people and refugees
Deserts and desertification
Freshwater: abundance and scarcity
Freshwater pollution
Tropical forest destruction
The tropical timber trade
The fuelwood crisis
Damaged watersheds
Temperate forests under threat
Acid rain
Urban Air pollution
The greenhouse effect
The ozone layer
Toxic and hazardous wastes
The spread of agrochemicals
Natural and man-made disasters
Fossil fuel resources and energy conservation
Nuclear energy
Renewable energy resources
Biological diversity and genetic resources
Areas of endemism
Protected areas and national parks
Major conservation efforts
Wildlife trade
Migration
The world's wetlands
The world's fisheries
Whales and whaling
Mangroves, coral reefs and seagrasses
Mineral resources of the sea
Pollution of the seas
The Arctic
Antarctica
Units and conversion tables.