I thought it was talking about how to beat those people mainly responsible for the heat we face (like people in govs or big companies) and thus were the reason why those ideas were made.
Ah yes, three "experimental approaches": a grift, another grift, and the barest minimum dose of states actually maybe doing some fraction of the established and time-tested method of actually addressing the problem.
I set up a beach umbrella surrounded with an electric fence and charge people by the minute to stand under it. I offer to switch on the electric fan for an additional fee. I am an entrepreneur contributing to society.
Mfw surge pricing is activated on a 136 degree day and the cool station is 64% more expensive, and I get fined by the shade police for jumping the turnstile
Only one of those things isn't just Capitalist Innovation (TM) and even then its a liberal half measure that should be considered below the bare minimum