Energy engineering is a multidisciplinary field of engineering that focuses on optimizing energy systems, developing renewable energy technologies, and improving energy efficiency to meet the world's growing demand for energy in a sustainable manner. It encompasses areas such as energy harvesting and storage, energy…

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.

Yingli (Chinese: 英利), formally Yingli Green Energy Holding Company Limited (Chinese: 英利绿色能源控股有限公司; pinyin: Yīnglì Lǜsè Néngyuán Kònggǔ Yǒuxiàn Gōngsī), and also known as "Yingli Solar," is a solar panel manufacturer. Yingli Green Energy's manufacturing covers the photovoltaic value chain from ingot casting and…

Energy in Germany is derived primarily from fossil fuels. In 2025, petroleum accounted for 36.0% of primary energy consumption, natural gas for 26.6%, renewable energy for 20.8%, while lignite and hard coal each accounted for around 7%.

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,…

Ireland is a net energy importer and remains highly dependent on fossil fuels. According to the Sustainable Energy Authority of Ireland's 2024 report, fossil fuels supplied 82.7% of Ireland's energy needs in 2023, while renewable energy accounted for 14.1% of primary energy, its highest share to date.

Saatvik Green Energy is an Indian renewable energy company, headquartered in Gurgaon, Haryana, India. Founded in 2015, the company is primarily engaged in manufacturing solar photovoltaic (PV) modules and providing engineering, procurement, and construction (EPC) services for solar power plants.

Ampli Energy (stylized as ampli ENERGY) is a South African company providing a renewable energy trading platform that uses a wheeling process to deliver green energy to consumers. The company was founded in 2025, as a joint venture between major South African financial services and private healthcare company…

Energy subsidies are government payments that keep the price of energy lower than market rate for consumers or higher than market rate for producers. These subsidies are part of the energy policy of the United States.

Co-op Energy is a membership-owned British energy supply company based in Warwick that began trading in 2010. It sells renewable electricity (some from community-owned sources) and gas to its ethically concerned member owner/customers and is an established large operator, an alternative to the Big Six energy suppliers.