The article "Solar-Driven Sustainability: III–V Semiconductor for Green Energy Production Technologies" explores the advancements in III–V semiconductor materials for solar-powered photocatalytic systems. The review highlights the importance of optimizing solar energy utilization and enhancing charge separation in photocatalytic processes. It discusses the fabrication of III–V semiconductors, which improve solar light absorption, long-term stability, and large-scale production. The review covers various applications, including hydrogen evolution, CO₂ reduction, environmental remediation, and photocatalytic oxidation and reduction reactions. Key advancements in green energy systems for water splitting are emphasized, particularly in establishing eco-friendly systems for CO₂ reduction and hydrogen production. The main goal is to produce hydrogen through sustainable and ecologically friendly energy conversion, fostering the development of greener and more sustainable energy sources. The article also delves into the basic concepts of solar light absorption and effective charge separation, and it reviews the performance of different III–V semiconductors in various solar-driven processes.The article "Solar-Driven Sustainability: III–V Semiconductor for Green Energy Production Technologies" explores the advancements in III–V semiconductor materials for solar-powered photocatalytic systems. The review highlights the importance of optimizing solar energy utilization and enhancing charge separation in photocatalytic processes. It discusses the fabrication of III–V semiconductors, which improve solar light absorption, long-term stability, and large-scale production. The review covers various applications, including hydrogen evolution, CO₂ reduction, environmental remediation, and photocatalytic oxidation and reduction reactions. Key advancements in green energy systems for water splitting are emphasized, particularly in establishing eco-friendly systems for CO₂ reduction and hydrogen production. The main goal is to produce hydrogen through sustainable and ecologically friendly energy conversion, fostering the development of greener and more sustainable energy sources. The article also delves into the basic concepts of solar light absorption and effective charge separation, and it reviews the performance of different III–V semiconductors in various solar-driven processes.