Trends and Technological Challenges in Green Energy: Selected Papers from ICGET 2023 offers readers selected and expanded papers from the 2023 8th International Conference on Green Energy Technologies held at the University of the Applied Sciences in Hamburg, Germany. It features innovative work by academics, researchers, and industry experts highlighting the latest renewable energy developments. The book covers fundamental and practical applications for green energy resources, including security, energy consumption, localization, energy access, environment-friendly energy systems, sustainable energy development, energy-saving technologies, and conservation. It is a valuable interdisciplinary reference for young researchers, postgraduate students, professionals, and industry practitioners working with green energy technology and applications.