It’s difficult to put a price on the environment, and some scientists even argue it’s beside the point: that nature has intrinsic value, beyond the services it provides to us.
But in some situations, it helps to try to put it in economic terms: especially when those are the terms the world’s wealthiest are used to dealing in.
Which won’t get you housing without a roommate.
People always use the most extreme housing markets as the default example, which distorts the picture. You can buy a house with that income. I know because I did.