The measure of a system's capacity to perform work, influenced by various forms such as kinetic, potential, thermal, and mass energy, as studied in the field of physics.
The vitality or liveliness that enables physical or mental endeavors, often described as the essential force needed for activities or tasks, and can be cultivated or depleted.
A resource that powers or drives processes and activities, including initiatives aimed at conserving or optimizing its use.
Energy that is generated from natural resources and renewable sources that do not produce harmful emissions or pollutants, thereby minimizing their impact on the environment.
A type of energy characterized by its sustainability and low environmental footprint, derived from sources like solar, wind, geothermal, and wave power, as opposed to fossil fuels or nuclear power.
Energy obtained through methods that do not contribute to environmental degradation, emphasizing the use of renewable resources that harness natural phenomena without generating waste.
The practice of reducing energy consumption through efficient use and minimizing waste, often aimed at lowering costs and environmental impact.
The actions and strategies implemented to utilize less energy while maintaining the same level of output or comfort.
A focus on methods and technologies that help decrease energy usage, contributing to sustainability and resource management.
Example:
省エネルギーの全国運動が展開中だ。
A significant shift in the primary sources of energy used, often characterized by a rapid transition from one form of energy production to another, influenced by technological advances or changing demands.
A transformative period in which society moves away from traditional energy sources, such as coal, towards more modern alternatives, like oil or renewable energies, reshaping consumption and production dynamics.
The process of evolving energy systems that entails a drastic change in the way energy is generated, distributed, and utilized, often spurred by environmental concerns and the quest for sustainability.
自然界から得られるエネルギーの供給源であり、これによりさまざまな形態のエネルギーを生成し、利用することが可能となる資源。
発電、交通、産業などの目的で活用される、燃料や水力、風力、太陽光などの形で存在するエネルギーの源。
人間の生活や経済活動を支えるために必要なエネルギーを提供するための、天然のまたは再生可能な資源の集合。
環境に配慮したエネルギーの生産と消費を促進するために、持続可能な方法で管理される必要がある資源としての側面を持つ。
Example:
エネルギー資源の確保について少し意見を述べるように頼まれた。