The resourceful world : Land area and population ; Travel and transport ; Natural resources and energy -- The trading world : Globalization and internationalism ; Food and consumables ; Minerals, natural products and petrochemicals -- The economic world : Manufactured goods and services ; Wealth and poverty ; Employment and productivity -- The social world : Housing and education ; Communication and media ; Health and illness -- The perilous world : Death and disaster ; War and crime -- The environmental world : Pollution and depletion ; Extinction and endangerment.