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…

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.

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.

The Energy Saving Trust Recommended logo was a UK-based labelling and certification scheme for energy efficient products. A product that displays the logo shows that it met strict criteria on energy saving.

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.

Nobel Energy (official name Nobel Energy Management LLC, formerly Nobel Oil Services Ltd) is a group of companies concentrated in the energy industry providing integrated engineering, construction, procurement and supply chain management, and drilling services.

Home energy storage refers to residential energy storage devices that store electrical energy locally for later consumption. Usually, electricity is stored in lithium-ion rechargeable batteries, controlled by intelligent software to handle charging and discharging cycles.

Berkshire Hathaway Energy (BHE) is an American energy holding company and a wholly owned subsidiary of Berkshire Hathaway. The company is headquartered in Des Moines, Iowa.

New York energy law is the statutory, regulatory, and common law of the state of New York concerning the policy, conservation, taxation, and utilities involved in energy. Secondary sources have also influenced energy law in New York.