Exploring the Future
Exploring the Future. Energy Needs Choices and Possibilities.
Scenarios to 2050, Shell International Limited, 2001.
Shell uses long-term energy scenarios to understand how energy systems could change. These scenarios focus on some key questions about how energy systems may develop. The two scenarios contrast an evolutionary progression from coal, to gas, to renewables (or possibly nuclear) against the potential for a hydrogen economy supported by developments in fuel cells, advanced hydrocarbon technologies and carbon dioxide sequestration.