Explore the current state and future of energy in this 44-minute lecture by Dr. Diana Gragg from Stanford University. Delve into the sources of today's energy, ongoing revolutions in the field, and key areas of innovation including energy efficiency, renewable energy, and transportation. Examine the role of green buildings and integrative design in shaping sustainable energy practices. Gain insights into upcoming energy revolutions and the drivers and tools facilitating the transition to clean energy. Understand the complexities of the unfolding energy revolution and its potential impact on our future.