The 12kW includes producing and shipping that car battery every 7 years, and the fossil fuel derived fertilizer on the corn that feeds the beef you eat. And the

The 12kW includes producing and shipping that car battery every 7 years, and the fossil fuel derived fertilizer on the corn that feeds the beef you eat. And the distillation of the tonnes of ultra pure water required to make your phone. And so on. But yes. It is relatively trivial to come closer to a sustainable level than the US average.