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  2. Renewable energy - Wikipedia

    en.wikipedia.org/wiki/Renewable_energy

    Renewable energy in developing countries is an increasingly used alternative to fossil fuel energy, as these countries scale up their energy supplies and address energy poverty. Renewable energy technology was once seen as unaffordable for developing countries. [189]

  3. Sustainable energy - Wikipedia

    en.wikipedia.org/wiki/Sustainable_energy

    UN Secretary-General Ban Ki-moon Definitions The United Nations Brundtland Commission described the concept of sustainable development, for which energy is a key component, in its 1987 report Our Common Future. It defined sustainable development as meeting "the needs of the present without compromising the ability of future generations to meet their own needs". This description of sustainable ...

  4. French Alternative Energies and Atomic Energy Commission

    en.wikipedia.org/wiki/French_Alternative...

    The French Alternative Energies and Atomic Energy Commission, or CEA ( French: Commissariat à l'énergie atomique et aux énergies alternatives ), is a French public government-funded research organisation in the areas of energy, defense and security, information technologies and health technologies. The CEA maintains a cross-disciplinary ...

  5. List of countries by renewable electricity production - Wikipedia

    en.wikipedia.org/wiki/List_of_countries_by...

    China produced 31% of global renewable electricity, followed by the United States (11%), Brazil (6.4%), Canada (5.4%) and India (3.9%). [1] Renewable investment reached almost $500 billion globally in 2022, [2] amounting to 83% of new electric capacity that year. [3] The renewable energy industry employs almost 14 million people.

  6. Energiewende - Wikipedia

    en.wikipedia.org/wiki/Energiewende

    Energiewende. Photovoltaic array and wind turbines at the Schneebergerhof wind farm in the German state of Rheinland-Pfalz. The Energiewende ( German for 'energy turnaround') ( pronounced [ʔenɐˈɡiːˌvɛndə] ⓘ) is the ongoing energy transition by Germany to a low carbon, environmentally sound, reliable, and affordable energy supply. [1]

  7. Solar energy - Wikipedia

    en.wikipedia.org/wiki/Solar_energy

    Electricity production. Solar power, also known as solar electricity, is the conversion of energy from sunlight into electricity, either directly using photovoltaics (PV) or indirectly using concentrated solar power. Solar panels use the photovoltaic effect to convert light into an electric current. [63]

  8. Renewable energy in the European Union - Wikipedia

    en.wikipedia.org/wiki/Renewable_energy_in_the...

    In 2016, bioenergy was the leading source of renewable energy in the European Union, at 59.2% of gross energy consumption, most of which was used for heating and cooling (74.6%), followed by electricity generation (13.4%) and biofuels (12.0%). [50] Biomass is burned both for heating and electrical generation, often in the form of pellet fuel.

  9. Geothermal energy - Wikipedia

    en.wikipedia.org/wiki/Geothermal_energy

    t. e. Geothermal energy is thermal energy extracted from the Earth's crust. It combines energy from the formation of the planet and from radioactive decay. Geothermal energy has been exploited as a source of heat and/or electric power for millennia.

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