Susan Shelley: Can the enviros keep the lights on?

On Monday, the power went out in Spain and Portugal. It happened at 12:38 p.m. local time, when the grid was relying on solar and wind power for about 78% of the electricity in use.
Monday afternoon, the director of Red Eléctrica, Spain’s grid operator, said the outage was caused by a “very strong oscillation in the electrical network,” which led the Spanish power system to “disconnect from the European system” followed by “the collapse of the Iberian e