The article discusses the central theme of clean energy transitions at COP29 in Baku as a critical component in the global fight against climate change and sustainable development. The event highlighted the necessity of global cooperation, bold policies, and massive investments to accelerate the transition from fossil fuels to renewable energy sources. Key pledges included the establishment of Green Energy Zones and Corridors, a commitment to increase global energy storage capacity significantly, and the Hydrogen Declaration aiming to unlock the potential of clean hydrogen. The article emphasizes the crucial role of financing, with estimates indicating trillions of dollars required annually to meet climate goals by 2030 and 2035. Additionally, it underscores the importance of multilateral development banks and public finance mechanisms in incentivizing private investments for clean energy. Small Island Developing States (SIDS) are portrayed as leaders in advocating for clean energy transitions and just transitions to achieve net zero emissions by 2050. Discussions on nuclear energy's role in clean energy transitions and the importance of phasing out fossil fuels were also prominent at COP29, alongside the emphasis on inclusive transitions to ensure that vulnerable communities are not left behind.