The book offers a comprehensive overview of the challenges and opportunities associated with the transition to sustainable energy, circular economy, and sustainable financing for ESG practices. The publication is needed at this time because the world is facing urgent environmental and social challenges, such as climate change, resource depletion, and social inequality, which require a fundamental transformation of our economic and social systems. The transition to sustainable energy, circular economy, and sustainable financing for ESG practices offers a promising pathway to address these challenges and achieve sustainable development goals.