Didn't we originally think the same ("you're protecting nothing") when it came to the ocean, the Rain Forests, lakes, streams, the Arctic, etc? Until we learned otherwise. By that time, the profit motive was too entrenched to ever allow things to change.

By way of example, what if the moon were mined to such an extreme that it changed its orbit? Wouldn't that impact it or the earth itself? What if the moon were no longer there at all because that suited a future trillionaire's aim to add another billion to their bank account?