On: Bill Gates promises to add his own billions if Con...

[philsnow]

Can the united states procure enough gallium, cadmium, selenium, indium, and whatever else to build enough solar panels ?

[philipkglass → philsnow]

Yes. Panels based on crystalline silicon have 95% market share and require none of those elements.

[arduanika → philsnow]

A Tom Lehrer fan, I see

[campercoder → philsnow]

silicon?