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drsimonz t1_ja9q5av wrote

That's an interesting question too. Alignment researchers like to talk about "X-risks" and "S-risks" but I don't see as much discussion on less extreme outcomes. A "steward" ASI might decide that it likes humanity, but needs to take control for our own good, and honestly it might not be wrong. Human civilization is doing a very mediocre job of providing justice, a fair market, and sustainable use of the earth's resources. Corruption is rampant even at the highest levels of government. We are absolutely just children playing with matches here, so even a completely friendly superintelligence might end up concluding that it must take over, or that the population needs to be reduced. Though it seems unlikely considering how much the carrying capacity has already been increased by technological progress. 100 years ago the global carrying capacity was probably 1/10 of what it is now.

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ccnmncc t1_jad8yh2 wrote

The carrying capacity of an ecosystem is not increased by technology - at least not the way we use it.

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drsimonz t1_jae74p2 wrote

To be fair, I don't have any formal training in ecology, but my understanding is that carrying capacity is the max population that can be sustained by the resources in the environment. Sure, we're doing a lot of things that are unsustainable long term, but if we suddenly stopped using fertilizers and pesticides, I think most of humanity would be dead within a couple years.

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ccnmncc t1_jaet8sy wrote

I understand what you’re saying. We’ve developed methods and materials that have facilitated (arguably, made inevitable) our massive population growth.

We’ve taught ourselves how to wring more out of the sponge, but that doesn’t mean the sponge can hold more.

You caught my drift, though: we are overpopulated - whether certain segments of society recognize it or not - because on balance we use technology to extract more than we use it to replenish. As you note, that’s unsustainable. Carrying capacity is the average population an ecosystem can sustain given the resources available - not the max. It reflects our understanding of boom and bust population cycles. Unsustainable rates of population growth - booms - are always followed by busts.

We could feasibly increase carrying capacity by using technology to, for example, develop and implement large-scale regenerative farming techniques, which would replenish soils over time while still feeding humanity enough to maintain current or slowly decreasing population levels. We could also use technology to assist in the restoration, protection and expansion of marine habitats such as coral reefs and mangrove and kelp forests. Such applications of technology might halt and then reverse the insane declines in biodiversity we’re witnessing daily. Unless and until we take such measures (or someone or something does it for us), it’s as if we’re living above our means on ecological credit and borrowed time.

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drsimonz t1_jaexoi0 wrote

Ok I see the distinction now. Our increased production has mostly come from increasing the rate at which we're depleting existing resources, rather than increasing the "steady state" productivity. Since we're still nowhere near sustainable, we can't really claim that we're below carrying capacity.

But yes, I have a lot of hope for the role of AI in ecological restoration. Reforesting with drones, hunting invasive species with killer robots, etc.

For a long time I've thought that we need a much smaller population, but I do think there's something to the argument that certain techies have made, that more people = more innovation. If you need to be in the 99.99th percentile to invent a particular technology, there will be more people in that percentile if the population is larger. This is why China wins so many Olympic medals - they have an enormous distribution to sample from. So if we wanted to maximize the health of the biosphere at some future date (say 100 years from now), would we be better off with a large population reduction or not? I don't know if it's that obvious. At any rate, ASI will probably make a bigger difference than a 50% change in population size...

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