The article covers the proceedings of COP29 held in Baku, focusing on accelerating clean energy transitions to combat climate change. The event emphasized the critical need for a shift from fossil fuels to renewable sources, highlighting the significance of global cooperation, bold policies, and massive investments in achieving sustainable energy systems. Key pledges included commitments to establish green energy zones, increase energy storage capacity significantly, and promote the utilization of clean hydrogen. The importance of financing the transition, particularly in emerging economies, was stressed, with a call for substantial annual investments to meet clean energy targets by 2030 and 2035. Special attention was given to the role of Multilateral Development Banks in providing financial support. The article also discussed the pivotal role of nuclear power in clean energy transitions, with an emphasis on the need to expand nuclear energy capacity to meet climate goals. Additionally, the event highlighted the importance of phasing out fossil fuel subsidies, promoting just transitions, and ensuring inclusivity in clean energy initiatives, particularly for vulnerable communities and Small Island Developing States.