China’s remarkable history of energy savings has been inconsistent but effective overall.

The dominant image of China’s energy system is of billowing smokestacks from the combustion of coal. More heavily dependent on coal than any other major country, China uses coal for ...

New York’s effective energy-efficiency policies respond to changes in the marketplace and changes in technology.

The energy-efficiency industry is maturing. Firms that provide energy-efficiency products and services are becoming more common, and their business models require less ...

Trade-offs among performance, size, and fuel consumption in light-duty vehicles will be a critical policy challenge.

Transportation accounts for approximately one-third of greenhouse gas (GHG) emissions in the United States, two-thirds of oil consumption, and about half of urban air pollution ...

This article is based on testimony given before the U.S. House of Representatives Education and Labor Subcommittee on Workforce Protection on Green Jobs and their Role in our Economic Recovery, March 31, 2009. Original testimony available online at ...

The chemical industry is finding creative ways to reduce energy usage and reshape product life cycles.

The chemical industry accounts for 6 percent of energy usage in the United States (Wells, 2008). Approximately half of this energy is contained in hydrocarbon raw materials—primarily ...

Overcoming formidable barriers to energy efficiency will require public and private support.

Efficient technology that requires less energy than is currently used to get the same or better output has fueled the growth of our economy for more than a century. But while America was building its ...

Editor's Note

The United States, the world’s largest consumer of energy, is responsible for about 20 percent of energy consumption worldwide. China, its closest competitor, consumes about 15 percent. In the past two years, the complex subject of energy and climate change, national ...