Harbour Energy plc is an oil and gas company headquartered in London, England. It is listed on the London Stock Exchange and is a constituent of the FTSE 250 Index.

Yukon Energy Corporation (YEC; French: Société d'énergie du Yukon) is a Crown corporation that is the primary producer of electricity in the Canadian territory of Yukon. It also distributes electricity to a small number of locations not served by the privately owned ATCO Electric Yukon.

Policy makers often debate the constraints and opportunities of renewable energy. Renewable electricity production, from sources such as wind power and solar power, is sometimes criticized for being variable or intermittent.

Tigo Energy is an American private corporation, headquartered in Los Gatos, California, United States. It provides products, technologies, software, and services to installers, distributors, and original equipment manufacturers within the photovoltaic industry.

The Minister of State for Energy Security and Net Zero is a mid-level position in the Department for Energy Security and Net Zero in the Government of the United Kingdom. The role used to be part of the portfolio belonging to the secretary of state and minister of state at the Department of Energy and Climate Change.

The Long Depression was a worldwide price and economic recession, beginning in 1873 and lasting until either March 1879, or the year 1899, depending on the metrics used. It was most severe in Europe and North America, which had been experiencing strong economic growth fueled by the Second Industrial Revolution.

The Renewable Energy Corporation (REC) is a solar power company with headquarters in Singapore. REC produces silicon materials for photovoltaics (PV) applications and multicrystalline wafers, as well as solar cells and modules.

The iPhone 4s is a smartphone that was developed and marketed by Apple. It is the fifth generation of the iPhone, succeeding the iPhone 4 and preceding the iPhone 5.

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…

Nuclear energy policy is a national and international policy concerning some or all aspects of nuclear energy and the nuclear fuel cycle, such as uranium mining, ore concentration, conversion, enrichment for nuclear fuel, generating electricity by nuclear power, storing and reprocessing spent nuclear fuel, and…