Elon Musk, Ram admit: With green energy, there’s always a catch

Elon Musk, Ram admit: With green energy, there’s always a catch!

Elon Musk’s bold proclamation was soon followed with an asterisk.

• “Wind & solar, combined with batteries, will solve sustainable energy for Earth,” Elon Musk tweeted on Jan. 31.
• He quickly added an asterisk in a second tweet: “Hydro, nuclear fission & geothermal will also be significant parts of the solution.”...