The renewable-energy industry is the part of the energy industry focusing on new and appropriate renewable energy technologies. Investors worldwide are increasingly paying greater attention to this emerging industry.

Enphase Energy, Inc. is an American energy technology company headquartered in Fremont, California, that develops and manufactures solar micro-inverters, battery energy storage, and EV charging stations primarily for residential customers.

Solar thermal energy (STE) is a form of energy and a technology for harnessing solar energy to generate thermal energy for use in industry, and in the residential and commercial sectors. Solar thermal collectors are classified by the United States Energy Information Administration as low-, medium-, or high-temperature…

Energy conservation is the effort to reduce wasteful energy consumption by using fewer energy services. This can be done by using energy more effectively (using less and better sources of energy for continuous service) or changing one's behavior to use less and better source of service (for example, by driving…

Whether nuclear power should be considered a form of sustainable energy or renewable energy is an ongoing subject of debate. Legal definitions of renewable energy usually exclude nuclear energy technologies, with the notable exception of the U.S. state of Utah.

Energy in North Korea describes energy and electricity production, consumption and import in North Korea. Primary energy use in North Korea was 224 TWh and 9 TWh per million people in 2009.

Marine energy, also known as ocean energy, ocean power, or marine and hydrokinetic energy, refers to energy harnessed from waves, tides, salinity gradients, and temperature differences in the ocean. The movement of water in the world's oceans stores vast amounts of kinetic energy, which can be converted into…

Energy policies are the government's strategies and decisions regarding the production, distribution, and consumption of energy within a specific jurisdiction. Energy is essential for the functioning of modern economies because they require energy for many sectors, such as industry, transport, agriculture, housing.

Less than 10% of energy in Ukraine is renewables. Biomass provides renewable heat.

Firmus Energy is an energy company based in Antrim, Northern Ireland. Bord Gáis had a plan to develop the gas market in Northern Ireland.