The United States in 2052: A Future of Energy Efficiency

In 2052, the United States may see changes in productivity that will require a substantial increase in energy efficiency.

US State of affairs, 1970-2050. Scale: Population (0-350 million people); GDP and consumption ($0-$18 trillion per year), CO2 emissions (0-6 billion tonnes CO2 per year); temperature rise (0 degrees Celsius-2.5 degrees Celsius)
Photo courtesy Chelsea Green Publishing