Solar energy is the world’s cheapest and fastest-growing power source, but its rise is in danger of stalling. Varun Sivaram argues that realizing solar's potential will require innovation—creative financing, revolutionary technologies, and flexible energy systems.
China has 800 million Internet users and is overtaking the United States in areas such as drones, mobile payments, bike sharing and artificial intelligence. But Trump is responding to the China challenge in the worst way possible.
Policymakers should endeavor to understand blockchain technology, support the development of blockchain standards in the electricity sector, and allow innovation to flourish by setting up regulatory sandboxes that permit demonstration projects.