What is global warming? -- The discovery of global warming -- What is causing global warming? -- Changing weather -- The natural world -- Agriculture, food and water -- Rich and poor -- The un Earth summit and Kyoto -- The Kyoto protocol -- Doubters and sceptics -- What can we do? Individuals, governments, and international bodies -- Nuclear power and renewables -- What can we do? Carbon offsetting and carbon trading -- What can we do? Fuel efficiency -- Changing our lives -- It can be done - repairing the ozone hole -- Futures.