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447 points Brajeshwar | 2 comments | | HN request time: 0.547s | source
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alexchamberlain ◴[] No.37372056[source]
I'm starting to wonder whether the conventional wisdom of reducing carbon emissions in favour of more electricalisation is really solving the actual problem. As is often pointed out on HN, electrical cars are substantially heavier than their fossil fueled alternatives, and generate other pollution along the way. Furthermore, we're digging our lithium brines from the environment, without really understanding what all this lithium will do once it's leached out into the environment or what impact the mines themselves will have.

With the recent advances of turning CO2 into other substances, such as propane, should we be focusing more on closing the carbon cycle and simply be producing fossil fuels from the waste products of yesteryear?

Naively, it feels like we understand C, O and H, better than we understand some of the rare metals we're now introducing in the name of climate change.

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picture ◴[] No.37372234[source]
Well the real answer is to reduce consumption. It can and should be done without sacrificing comfort. This is a very uphill battle against systems that are interested in distracting you by turning your attention towards fads (recycling, electrification, carbon capture) when in reality we need degrowth and permaculture. (Please read this thread a bit more, including my replies, before you tell me what I think degrowth means. I'm only using it to mean "less [economic] growth")

In a bit more detail:

How about less cars? More effective public transit is good for people and the climate.

Let's do away with golf lawns and pools for every house... Perhaps architecture can be adapted to suit the specific location instead of stamping the same stock photo "American house with garage that can fit 4 cars." Look at passive cooling and stuff. [Again, I'm talking about redefining comfort. Is a personal pool and large car and trimmed lawn really, honestly, what makes you comfortable? Or is it more a product of culture and advertising? You're absolutely free to believe either way, and I don't want anyone to force you to do anything.]

And honestly, we need to consoom less. Devices should not have a lifecycle of one year. You and I don't really need all these gadgets and trinkets, either. Let's stop buying random things

If you think this is a distraction or that it won't work because we can't get everyone to agree: Degrowth and permaculture requires honestly no critical mass. You can choose to buy things that last longer, and use them a bit more. Learn to fix things, etc. These are all nothing but straight benefits to you (more money in your pocket, skills that can make you more valuable in the current system, more time available now that you aren't swiping short form videos all day).

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mmaunder ◴[] No.37372286[source]
Degrowth is a lovely euphemism for the forbidden topic of having less kids. [insert “how dare you” meme]
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polygamous_bat ◴[] No.37372361[source]
That is not true in the least. A hypothetical three-genetation extended (and frankly, quite large) family of 25 in Bangladesh emits roughly the same amount of CO2 as an average American.
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mmaunder ◴[] No.37372533[source]
Always gets political. It’s humans. We’re doing it. No question about that. Less humans will mitigate it. No question. The conversation always goes to which humans or which political faction. Start with the fact that it’s us. It is us.
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1. jonjon16 ◴[] No.37373017[source]
I usually like to answer this question(?) with a quote from Jordan Peterson (paraphrased), “lift people from poverty and they and their future kids will have more time to worry about a solution”. Personally speaking, to me “controlled childbirth” (unless you are instead suggesting we kill off some people) seems a contingent for the usage of humans as livestock.
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2. mmaunder ◴[] No.37376483[source]
Reducing the birth rate below 2.2 kids per family on average results in negative population growth. We’re already seeing it in many places world wide as a result of equality and education. Simply creating awareness of the global benefits is enough. We are already facing a catastrophic global population decline mid century which is going to shock the hell out of our forever-growth economic systems. The only question is whether we’ll see a decline soon enough. Humans as livestock? Killing people? Relax dude.