Due to technological trajectories set in motion by past policy, a global irreversible solar tipping point may have passed where solar energy gradually comes to dominate global electricity markets, without any further climate policies
Count per kWh. Countries like France who managed to standardize models get cheap costs.
Air cooling is a possibility and water availability not a problem. If water becomes scarce or warm to the point where we can't warm a percent of a stream up a few degrees, we will have much more serious problems than electricity.
France started mining uranium locally. We stopped because Niger was cheaper and with less labor rights. But blockade France and the uranium mines can get reopened.