I have never had an effective counter to the following argument: We can use human population in 1790 as a rough estimate of Earth's carrying capacity for human

I have never had an effective counter to the following argument: We can use human population in 1790 as a rough estimate of Earth's carrying capacity for humans pre-industry. There were roughly 1 billion people then. Now we have 7 billion. So we need to be extra careful in our thinking about energy policy.