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.

Scale: Food production (0-1.3 billion tonnes per year); energy use (0-2.5 billion tonnes of oil equivalents per year); fraction renewable energy (0 percent-40 percent); investment share of GDP (0 percent-40 percent); unused bio-capacity (0 percent-100 percent).
Photo courtesy Chelsea Green Publishing