The global energy crisis has become an issue that dominates world economic discussions. The main causes of this crisis include geopolitical uncertainty, post-pandemic recovery, and urgent climate change. Energy prices have risen dramatically, affecting inflation and people’s purchasing power in many countries. The impacts of this energy crisis are very complex and varied. The industrial sector, especially those dependent on fossil fuels, is experiencing increasing production costs. Many companies have been forced to cut other costs, reduce their workforce, or even shut down their operations. As a result, many countries experienced a decline in economic growth rates, which triggered investment uncertainty. In the household sector, the spike in energy prices caused monthly expenditure to increase significantly. People are starting to prioritize basic needs, while spending on non-essential goods and services is decreasing. This decline in purchasing power causes reduced income in the retail and service sectors. From the government side, many countries have responded with energy subsidy policies to ease the burden on society. However, this step often drains the state budget and has the potential to increase the fiscal deficit. In some countries, energy shortages also cause power outages that have a direct impact on daily economic activities. The transportation sector was also badly affected, given the increase in fuel prices. Logistics costs increase, creating a domino effect that affects the price of goods on the market. This is a challenge for the government in maintaining price stability and avoiding further inflation. The energy crisis has also accelerated the transition to renewable energy. Countries are starting to invest in green technologies to reduce dependence on fossil energy sources. While this is a positive step for sustainability, this transition requires a significant amount of time and capital. In the midst of this uncertainty, several countries with abundant energy resources, such as the Middle East and Russia, are seeing short-term economic benefits. However, long-term stability remains in question, given the large price fluctuations and the global market’s dependence on external factors. International trade is also affected. Countries that export energy see new opportunities, while importing countries struggle with high costs. Rising energy prices often cause tensions between sending and receiving countries, creating new diplomatic challenges. Intervention by international financial institutions has also increased in the face of this crisis. They offered aid packages for the hardest-hit countries, with a focus on economic stabilization and support for energy innovation. Overall, the global energy crisis is affecting every aspect of life, from hardships at the individual level to major impacts on the macroeconomy. With emerging challenges, international collaboration is needed to find sustainable and effective solutions to face this changing reality. Innovation and policy reform are key to promoting sustainability and meeting future global energy needs.