Energy in the United States
Energy in the United States is obtained from a variety of sources, although the majority came from fossil fuels in 2025: 37% of the nation's energy originated from petroleum, 36% from natural gas, and 9% from coal. Electricity from nuclear power supplied 9% and renewable energy supplied 9%, which includes biomass,…
North Seas Energy Cooperation
The North Seas Energy Cooperation (NSEC), officially the Political Declaration on energy cooperation between the North Seas Countries, is a collaboration between EU member-states and Norway to create an integrated offshore energy grid which links wind farms and other renewable energy sources across the northern seas…
Sarawak Energy
Sarawak Energy Berhad is a vertically integrated power utility and an energy developer with a vision to achieve sustainable growth and prosperity for Sarawak by meeting the region’s need for reliable and renewable energy. It is one of Malaysia's three electrical companies, the other two being Tenaga Nasional serving…
2000s energy crisis
From the mid-1980s to September 2003, the inflation-adjusted price of a barrel of crude oil on NYMEX was generally under US$25/barrel in 2008 dollars. During 2003, the price rose above $30, reached $60 by 11 August 2005, and peaked at $147.30 in July 2008.
Solar power by country
Many countries and territories have installed significant solar power capacity into their electrical grids to supplement or provide an alternative to conventional energy sources. Solar power plants use one of two technologies: Photovoltaic (PV) systems use solar panels, either on rooftops or in ground-mounted solar…
Energy subsidies in the United States
Energy subsidies are government payments that keep the price of energy lower than market rate for consumers or higher than market rate for producers. These subsidies are part of the energy policy of the United States.
Mini-grid
A mini-grid is an aggregation of electrical loads and one or more energy sources operating as a single system providing electricity and possibly heat, isolated from a main power grid. A modern mini-grid may include renewable- and fossil fuel-based power generation, energy storage, and load control.
Mulalo Doyoyo
Mulalo Doyoyo (13 August 1970 – 11 March 2024) was a South African engineer, inventor, and professor. Doyoyo was a researcher in applied mechanics, ultralight materials, green building, renewable energy, and other fields of engineering.
Feed-in tariffs in the United Kingdom
A feed-in tariff (FIT) is paid by energy suppliers in the United Kingdom if a property or organisation generates their own electricity using technology such as solar panels or wind turbines and feeds any surplus back to the grid. The FIT scheme was imposed on suppliers by the UK government, and applied to…
APsystems
Altenergy Power System better known as APsystems (formerly APS) is a global technology company that operates in the renewable energy space. APsystems is a provider of multi-platform module-level power electronics (MLPE) solutions for the solar photovoltaic (PV) industry.