In energy economics and ecological energetics, energy return on investment (EROI), also sometimes called energy returned on energy invested (ERoEI), is the ratio of the amount of usable energy (the exergy) delivered from a particular energy resource to the amount of exergy used to obtain that energy…

In late 2021, the prices of many essential goods in the United Kingdom began increasing faster than household incomes, resulting in a fall in real incomes. The phenomenon has been termed a cost-of-living crisis.

Geothermal energy is thermal energy extracted from the Earth's crust. It combines energy from the planet's formation and from radioactive decay.

The energy policy of the United Kingdom refers to the United Kingdom's efforts towards reducing energy intensity, reducing energy poverty, and maintaining energy supply reliability. The United Kingdom has had success in this, though energy intensity remains high.

Open energy-system models are energy-system models that are open source. These models can also be known as open energy models or open-source energy-system models or some combination thereof.

The 41st Blue Dragon Film Awards (Korean: 제41회 청룡영화상) ceremony was held on February 9, 2021, at Paradise City, Incheon. Organized by Sports Chosun (a sister brand of The Chosun Ilbo).

Ramada is a large American multinational hotel chain owned by Wyndham Hotels & Resorts. As of December 31, 2022, it operated 851 hotels with 120,344 rooms across 63 countries under the Ramada brand.

Outfox Energy, the trading name of Foxglove Energy Supply Limited, is a British energy supplier based in Leicester, United Kingdom. It was founded in 2017.

Most energy in Israel comes from fossil fuels. The country's total primary energy demand is significantly higher than its total primary energy production, relying heavily on imports to meet its energy needs.

Octopus Energy Group Limited (formerly Octopus Energy Limited and Octopus Energy Holdings Limited), known as Octopus Energy, is a British company operating in the fields of energy generation and supply. It was founded in 2015 with the backing of Octopus Group, a British asset management company.