Energy is sustainable if it "meets the needs of the present without compromising the ability of future generations to meet their own needs." Definitions of sustainable energy usually look at its effects on the environment, the economy, and society. These impacts range from greenhouse gas emissions and air pollution to…

A solar cell, also known as a photovoltaic cell (PV cell), is an electronic device that converts the energy of light directly into electricity by using the photovoltaic effect. It is a type of photoelectric cell, a device whose electrical characteristics (such as current, voltage, or resistance) vary when it is…

Engie Energy International, formerly International Power, is a multinational electricity generation company headquartered in Newcastle upon Tyne, and a wholly owned subsidiary of the French company Engie (formerly GDF Suez). The company was formed as International Power in 2000 by the demerger of National Power.

NV Energy is a investor-owned public utility which generates, transmits and distributes electric service in northern and southern Nevada, including the Las Vegas Valley, and provides natural gas service in the Reno – Sparks metropolitan area of northern Nevada. Based in Las Vegas, Nevada, it serves about 1.

SolaX Power Network Technology (Zhejiang) Co., Ltd. (Chinese: 艾罗能源), commonly known as SolaX Power or SolaX, is a Chinese manufacturer of solar inverters and energy-storage products headquartered in Hangzhou, Zhejiang.

A Renewable Portfolio Standard (RPS) is a regulation that requires the increased production of energy from renewable energy sources, such as wind, solar, biomass, and geothermal, which have been adopted in 38 of 50 U.S. states and the District of Columbia. The United States federal RPS is called the Renewable…

Solar power in Switzerland has demonstrated consistent capacity growth since the early 2010s, influenced by government subsidy mechanisms such as the implementation of the feed-in tariff in 2009 and the enactment of the revised Energy Act in 2018. In 2025, solar power contributes nearly to 8 TWh of generation to the…

Ecotricity is a British energy company based in Stroud, Gloucestershire, specialising in selling green energy to consumers that it primarily generates from its 87.2-megawatt wind power portfolio. It is built on the principle of heavily reinvesting its profit in building more of its own green energy generation.

Phoenix Energy (formerly Phoenix Natural Gas) is the largest gas distribution business in Northern Ireland, being the owner and operator of the licence for the distribution network in the Greater Belfast area. The distribution business is responsible for the development of the pipeline network and also for providing a…

TotalEnergies Gas & Power is a business energy provider in the UK. A wholly owned subsidiary of French Oil Supermajor TotalEnergies.