Mark Z. Jacobson is a prominent figure in the field of environmental engineering and renewable energy. He is known for his extensive research on transitioning the world to 100% clean, renewable energy sources. Jacobson advocates for an array of technologies, including solar, wind, and hydroelectric power, focusing on their feasibility and implementation. His work has influenced policymakers, scientists, and engineers, driving the conversation around sustainable energy systems. In addition to his research, Jacobson is a professor at Stanford University, where he teaches courses related to energy and the environment. He has published numerous papers in respected journals, contributing to the academic discourse on climate change and energy solutions. His books and articles highlight the urgent need for solutions to combat climate impacts through a systematic shift to renewable energy. Jacobson's innovative approach combines scientific rigor with practical applications, making his ideas accessible and actionable. He aims to inspire both the public and key stakeholders to adopt sustainable practices. Overall, his contributions are shaping a more sustainable future, making him a significant voice in the global movement towards renewable energy. Mark Z. Jacobson is a renowned environmental engineer and researcher focusing on renewable energy solutions. He serves as a professor at Stanford University, where he educates students on sustainable energy. Through his work, Jacobson aims to motivate action towards a cleaner, more resilient energy future for the planet.