Korea’s Jeju Island Is a Leader in Clean Energy. But It’s Increasingly Having to Curtail Its Renewables

It’s a cautionary tale for places, including those in the U.S., where wind and solar power generation outpace the capabilities of the electrical grid.

Along the turquoise beaches of South Korea’s Jeju Island, hundreds of wind turbines spin as ferociously as the coastal wind. A few kilometers inland, large solar farms are hard at work converting the sun’s light into power.