It was gorgeous performance art. To seriously address the problem (C02 isn’t the problem), there will have to be severe globally enforced limits along all 3 dimensions: (1) mobility, (2) reproduction, (3) consumption. Bright and bold as GT is, is she didn’t dare mention any of that. So either somebody has to propose exactly how to specificaly leverage the current sci/tech infrastructure (with just a scintilla of gratitude for its existence?) to come up with fusion energy, or else there will have to be a return to 19th century living conditions and/or a massive dieoff. Don’t pretend otherwise and don’t let anybody, no matter how beautiful the method acting, emote you away from the above facts.