# sustainable energy > use of energy in ways that meet present needs without compromising the ability of future generations to meet their own needs **Wikidata**: [Q1962383](https://www.wikidata.org/wiki/Q1962383) **Wikipedia**: [English](https://en.wikipedia.org/wiki/Sustainable_energy) **Source**: https://4ort.xyz/entity/sustainable-energy ## Summary Sustainable energy is the use of energy in ways that meet present needs without compromising the ability of future generations to meet their own needs. It is defined by the goal of allowing human civilization to coexist with the biosphere in a steady state. Also known as green energy or clean energy, this concept encompasses a wide variety of energy sources and technologies aimed at long-term ecological balance. ## Key Facts - **Definition:** Use of energy that meets present needs without compromising the ability of future generations to meet their own needs. - **Also Known As:** Green energy, clean energy, low-carbon energy, green electricity, alternative energy, green power, clean power, ecological energy, ecological power. - **Wikipedia Title:** Sustainable energy. - **Sitelink Count:** 46. - **Core Related Concepts:** Energy (quantitative property of a physical system), Sustainability (ability to coexist with the biosphere), and Energy Development (methods of energy production). - **Associated Energy Sources:** Includes geothermal power, bioenergy, geothermal energy, nuclear power, wind power, solar energy, hydropower, marine energy, and hydroelectricity. - **Key Components:** Encompasses green infrastructure (sustainable and resilient infrastructure) and electrofuels (carbon-neutral drop-in replacement fuels). - **Preceded By:** Fossil fuel (combustible fuel containing hydrocarbons formed by natural processes). - **Industry Application:** Listed as an industry for Taiwan Cement, a company founded on May 1, 1946, headquartered in Zhongshan District. ## FAQs **What is the primary goal of sustainable energy?** The primary goal is to utilize energy in a manner that satisfies current demands without jeopardizing the capacity of future generations to satisfy theirs, ensuring human civilization can coexist with the biosphere in a steady state. **What are the different names used for sustainable energy?** Sustainable energy is referred to by numerous aliases including green energy, clean energy, low-carbon energy, green electricity, alternative energy, green power, clean power, ecological energy, and ecological power. **Which specific energy sources fall under the sustainable energy umbrella?** The concept includes a diverse range of sources such as geothermal power, bioenergy, geothermal energy, nuclear power, wind power, solar energy, hydropower, marine energy, and hydroelectricity. **What technologies and infrastructure are associated with sustainable energy?** It involves green infrastructure, which is defined as sustainable and resilient infrastructure, and electrofuels, an emerging class of carbon-neutral drop-in replacement fuels made by storing electrical energy from renewable sources. **How does sustainable energy relate to fossil fuels?** In the context of energy progression, sustainable energy is positioned as the concept that succeeds or replaces the reliance on fossil fuels, which are combustible fuels containing hydrocarbons formed by the anaerobic decomposition of buried dead organisms. ## Why It Matters Sustainable energy is critical because it addresses the fundamental challenge of reconciling immediate energy requirements with the necessity of preserving resources for the future. By focusing on the ability of human civilization to coexist with the biosphere in a steady state, it provides a framework for energy development that mitigates environmental degradation. This shift is essential for moving away from finite resources like fossil fuels toward systems that support ecological balance and long-term resilience. ## Notable For - **Broad Source Integration:** Unifies diverse energy generation methods, ranging from wind and solar to nuclear and geothermal, under a single sustainability framework. - **Technological Innovation:** Includes cutting-edge solutions like electrofuels, which store electrical energy from renewable sources in chemical bonds. - **Resilience Focus:** Emphasizes green infrastructure designed to be both sustainable and resilient against environmental changes. - **Cross-Industry Relevance:** Recognized as a specific industry sector by major corporations, such as Taiwan Cement. ## Body ### Definition and Core Concepts Sustainable energy is fundamentally defined as the use of energy in ways that meet present needs without compromising the ability of future generations to meet their own needs. It is intrinsically linked to the broader concept of sustainability, which is the ability of human civilization to coexist with the biosphere in a steady state. As a quantitative property of a physical system recognizable in the performance of work and in the form of heat and light, energy serves as the foundational element upon which sustainable practices are applied. The field is also closely tied to energy development, which encompasses the various methods of energy production from different sources. ### Energy Sources and Types The scope of sustainable energy includes a wide array of specific energy types and generation methods. These sources are often viewed as successors to traditional fossil fuels—combustible fuels containing hydrocarbons formed by natural processes such as the anaerobic decomposition of buried dead organisms, examples being coal, petroleum, and natural gas. The specific sources categorized under this entity include: * **Geothermal Power and Energy:** Electricity generated from thermal energy generated and stored in the Earth. * **Bioenergy:** Energy derived from renewable biological sources. * **Nuclear Power:** Power generated from nuclear reactions. * **Wind Power:** The conversion of wind energy into a useful form. * **Solar Energy:** Radiant light and heat from the Sun harnessed using a range of technologies. * **Hydropower and Hydroelectricity:** Energy derived from falling or running water, specifically electricity generated by such means. * **Marine Energy:** Energy carried by oceans. ### Infrastructure and Technology Beyond raw energy generation, sustainable energy involves specific technological applications and infrastructure designed to support ecological balance. Key components include: * **Green Infrastructure:** This refers to sustainable and resilient infrastructure systems that integrate natural processes with built environments. * **Electrofuels:** An emerging class of carbon-neutral drop-in replacement fuels. These are made by storing electrical energy from renewable sources in the chemical bonds of liquid or gas fuels. ### Academic and Industrial Context Sustainable energy is recognized as an academic discipline and a distinct form of energy within the physical sciences. Its principles are applied across various sectors, including heavy industry. For example, Taiwan Cement, a company founded on May 1, 1946, and headquartered in the Zhongshan District, lists sustainable energy as one of its primary industries alongside cement. This demonstrates the transition of sustainable energy from a theoretical concept to a practical operational standard in global business. ## References 1. Freebase Data Dumps. 2013 2. YSO-Wikidata mapping project. 2023 3. [Energy | The Guardian](https://www.theguardian.com/environment/energy) 4. KBpedia 5. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)