The energy policy of the United States is determined by federal, state, and local entities. Federal Energy policy is principally led by the U.S. Department of Energy.

The Energy Saving Trust Recommended logo was a UK-based labelling and certification scheme for energy efficient products. A product that displays the logo shows that it met strict criteria on energy saving.

The United States has the second largest electricity sector in the world, with 4,430 Terawatt-hours of generation in 2025. In 2024 the industry earned $514b in revenue (1.8% of GDP) at an average price of $0.129/kWh.

New York energy law is the statutory, regulatory, and common law of the state of New York concerning the policy, conservation, taxation, and utilities involved in energy. Secondary sources have also influenced energy law in New York.

Russia's energy policy is presented in the government's Energy Strategy document, first approved in 2000, which sets out the government's policy to 2020 (later extended to 2030). The Energy Strategy outlines several key priorities: increased energy efficiency, reducing the impact on the environment, sustainable…

An energy crisis or energy shortage is any significant bottleneck in the supply of energy resources to an economy. In literature, it often refers to one of the energy sources used at a certain time and place, in particular, those that supply national electricity grids or those used as fuel in industrial development.

Renewable energy in the United Kingdom refers to energy from renewable sources used for electricity generation, heat and transport in the United Kingdom. In 2024, renewables accounted for 50.4% of UK electricity generation and 16.2% of gross final energy consumption.

The energy industry refers to all of the industries involved in the production and sale of energy, including fuel extraction, manufacturing, refining and distribution. Modern society consumes large amounts of fuel, and the energy industry is a crucial part of the infrastructure and maintenance of society in almost all…

Renewable energy commercialization involves the deployment of three generations of renewable energy technologies dating back more than 100 years. First-generation technologies, which are already mature and economically competitive, include biomass, hydroelectricity, geothermal power and heat.

The Association for Decentralised Energy (ADE), formerly the Combined Heat and Power Association, is a trade association that supports the growth of decentralised energy systems, such as district heating systems. The association is based in London.