The point is you can’t rely on the desert to simply be sunny. If you screw up the ecosystem, the result is haze, mist, and other obstacles to solar power, not

The point is you can’t rely on the desert to simply be sunny. If you screw up the ecosystem, the result is haze, mist, and other obstacles to solar power, not to mention animal and human interference. From what I understand, Saudi oil produces less carbon than other types of oil. So the Saudis are expecting they will be among the last to shut down - which a reasonable assumption. Otherwise you would be shutting down a lower carbon fuel in favor of higher carbon fuel.