The United States is the second-largest single consumer of energy in the world. The U.S. Department of Energy categorizes national energy use in four broad sectors: transportation, residential, commercial, and industrial.

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.

Shell Energy Retail Limited was a British consumer gas, electricity and broadband provider. Formerly a subsidiary of Shell, the business was acquired by Octopus Energy in December 2023.

Star Energy is a British oil, gas and geothermal company. It was a British onshore oil exploration company until it was acquired by IGas Energy in December, 2011.

Extra Energy Supply Ltd (trading as extraenergy) was an independent retail energy supplier based in Birmingham, England. It supplied gas and electricity to domestic and small business customers.

Energy Saving Trust is a British organization devoted to promoting energy efficiency, energy conservation, and the sustainable use of energy, thereby reducing carbon dioxide emissions and helping to prevent man-made climate change. It was founded in the United Kingdom as a government-sponsored initiative in 1992,…

The energy efficiency in transport is the useful travelled distance, of passengers, goods or any type of load; divided by the total energy put into the transport propulsion means. The energy input might be rendered in several different types depending on the type of propulsion, and normally such energy is presented in…

China is the world's top electricity producer from renewable energy sources. China's renewable energy capacity is growing faster than its fossil fuels and nuclear power capacity.

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…

Petróleos del Perú (English: Petroleum of Peru), better known as Petroperú, is a Peruvian state-owned enterprise and private law dedicated to the transportation, refining, distribution, and commercialization of fuels and other petroleum products. It has been owned by the State of Peru since 1969, is considered among…