Setting the stage : climate change and sustainable development -- Greenhouse gas emission mitigation scenarios and implications -- Technological and economic potential of greenhouse gas emissions reduction -- Technological and economic potential of options to enhance, maintain, and manage biological carbon reservoirs and geo-engineering -- Barriers, opportunities, and market potential of technologies and practices -- Policies, measures, and instruments -- Costing methodologies -- Global, regional, and national costs and ancillary benefits of mitigation -- Sector costs and ancillary benefits of mitigation -- Decision-making frameworks.