The latest developments in world oil prices show significant volatility due to various economic factors, geopolitics and changes in global demand. In September 2023, crude oil prices reached their highest levels in recent years, driven by production cuts by OPEC+ member countries and supply disruptions due to geopolitical tensions in the Middle East. In recent months, Brent oil prices have reached around $90 per barrel, while West Texas Intermediate (WTI) oil has touched $85 per barrel. The decline in global oil reserves also contributed to this price increase. According to a report from the International Energy Agency (IEA), oil reserves in OECD countries have decreased significantly, causing concerns about future supplies. Another factor that influences oil prices is the energy policies taken by major countries. The transition to renewable energy in the European Union and efforts to reduce dependence on fossil fuels are having a direct impact on oil demand. Prolonged La Nina also affects oil production, resulting in delays in drilling activities and increased production costs. Changes in demand from China, one of the world’s largest oil consumers, are also an important factor. Following the reopening of its economy post-lockdown, energy demand in China has increased significantly. However, slowing economic growth has sparked concerns about a future decline in demand, causing price fluctuations. Geopolitics remains the main driver in oil price movements. Tensions between Russia and Ukraine, as well as instability in oil-producing countries in the Middle East, such as Iran and Iraq, continue to influence market sentiment. International sanctions against Russia have also resulted in disruptions in supply, increasing uncertainty in global markets. In addition, speculative activity in the oil market and fluctuations in the value of the US dollar play an important role. As the main currency in oil trading, a strengthening dollar has the potential to weigh on oil prices. At the same time, institutional investors expect that interest rate increases by the Federal Reserve will affect the investment attractiveness of the energy sector. Extreme weather conditions resulting from climate change, such as tropical storms, can also affect oil prices. A report suggests that the storm could disrupt oil and gas infrastructure, causing significant losses in the production sector. Given all these factors, the short-term outlook for oil prices remains uncertain. In the context of sustainability, countries are starting to invest more in environmentally friendly technologies to reduce dependence on oil. Major initiatives such as the European Green Deal show that there is an effort to move towards cleaner energy. How this transition will affect global oil prices in the long term remains a question mark. With the considerations above, investors and analysts continue to monitor developments in world oil prices closely, anticipating the impact of government policies, global market dynamics and rapid changes in demand. The focus on sustainability and the need to address climate challenges is also forcing the energy industry to adapt quickly.