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Renewables

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Hydropower electric generation

Hydropower is electricity derived by converting the kinetic energy of moving water using impoundment or diversion. Hydropower is the...

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Methanation

Methanation is a process of creating synthetic natural gas (methane) by combining carbon dioxide or carbon monoxide and hydrogen. The...

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Net zero

The term net zero describes processes or entities that either have no net greenhouse gas emissions (often called net zero carbon, net...

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Photoelectric ​effect

Certain materials produce an electric flow when they are struck by sufficient amounts of light. This is called the photoelectric effect....

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Photovoltaic cells

Photovoltaic conversion generates electricity directly from sunlight. Certain materials have the property to produce electric flow when...

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Photovoltaic solar power

Photovoltaic, or solar, cells are semiconductor materials that, when struck by sufficient amounts of light, cause electrons to flow....

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Regasification

Regasification, also called vaporization, is the final step in the LNG process when LNG is returned to its original gaseous form. LNG is...

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Renewable electric generation

Renewable electric generation is a broad category fueled by sources that can be naturally replenished. There are many types of renewable...

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Renewable energy credit (REC)

A renewable energy credit, commonly called a REC, is a tradeable financial instrument that allows the owner of a renewable facility to...

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Renewable natural gas

Renewable natural gas (RNG or biogas) can be a substitute for pipeline quality gas and gas used for transportation fuel either as...

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Renewable portfolio standard (RPS)

A renewable portfolio standard, often called an RPS, is a regulatory requirement obligating utilities, generation authorities, or...

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Solar power

Solar power is created by the conversion of energy in sunlight to electricity. Types of solar power technology There are two key solar...

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Synthetic natural gas (Syngas)

Synthetic natural gas (SNG), also sometimes called syngas or substitute natural gas, is natural gas that is created from materials that...

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Turbine

A turbine is a machine in which the kinetic energy of a moving fluid causes a series of blades to spin, thus converting kinetic energy to...

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Utility distribution company (UDC)

A utility distribution company (UDC) is an electric utility that provides distribution services.  As electric markets are restructured,...

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Wind farm

A wind farm is a group of wind turbines that generate electricity in a common location. A wind farm may also be called a wind power...

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Wind power

Wind power is created by the conversion of kinetic energy in wind, which is the energy of the moving air molecules, to energy in the form...

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Zero carbon

Zero carbon describes a process that has no greenhouse gas  emissions. It differs from net zero carbon in that net zero allows for...

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Zero-emissions credit (ZEC)

There are generation technologies other than renewable generation that can provide energy without emissions. To recognize these, some...

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