I suspect that acres were chosen because it is a reasonably familiar unit, given the organ is NPR, and makes for a huge number. If you are aware of an acre, you will know it is a fair sized bit of land and 1.5M of them is absolutely huge.
For us European types (lol - UK) 0.3 Wales or 0.2 Belgiums gives an idea as to absolutely awful these fires are.
I suspect that acres were chosen because it is a reasonably familiar unit, given the organ is NPR, and makes for a huge number. If you are aware of an acre, you will know it is a fair sized bit of land and 1.5M of them is absolutely huge.
For us European types (lol - UK) 0.3 Wales or 0.2 Belgiums gives an idea as to absolutely awful these fires are.