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…

Energy development is the field of activities focused on obtaining sources of energy from natural resources. These activities include the production of fossil fuel-derived, nuclear, and renewable sources of energy, and for the recovery and reuse of energy that would otherwise be wasted.

The electricity sector in New Zealand uses almost entirely renewable energy, such as hydropower, geothermal power and increasingly wind energy. In the fourth quarter of 2025, the country generated 96.4% of its electricity from renewable sources.

The Clean Energy Institute (CEI) is a research institute at the University of Washington. Founded in 2013, the institute maintains several facilities across the university's Seattle campus and supports renewable energy technology research, education, entrepreneurship, and outreach.

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.

The energy policy of the European Union focuses on ensuring energy security and affordability, integrating the energy markets of European Union member states, improving energy efficiency, expanding renewable energy and reducing greenhouse gas emissions. Climate policy has become a central part of EU energy policy,…

Canadian Solar Inc. (NASDAQ: CSIQ) is a global renewable energy company.

RenewableUK, formerly known as the British Wind Energy Association (BWEA), is the trade association for wind power, wave power and tidal power industries in the United Kingdom.

Grid energy storage, also known as large-scale energy storage, is a set of technologies connected to the electrical power grid that store energy for later use. These systems help balance supply and demand by storing excess electricity from variable renewables such as solar and inflexible sources like nuclear power,…

An energy crisis from 2021 to 2023 began in the aftermath of the COVID-19 pandemic, resulting in shortages and increased prices in oil, gas and electricity markets. The crisis was particularly acute in Europe, and especially following the Russian invasion of Ukraine, the energy crisis became popularly associated with…