Global Renewable Energy Adoption: Trends, Challenges, and the Road Ahead

Abstract This report examines the rapid yet uneven adoption of renewable energy technologies worldwide. By analyzing current trends, policy frameworks, and technological advancements, it highlights both the progress and persistent barriers shaping the global energy transition. The discussion integrates data from the International Energy Agency (IEA), the United Nations (UN), and recent peer-reviewed research to contextualize the accelerating shift toward sustainability. The report concludes with projections for 2030–2050 and strategic recommendations for policymakers, industry leaders, and researchers to ensure equitable and resilient decarbonization.