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447 points Brajeshwar | 1 comments | | HN request time: 0.001s | 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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whats_a_quasar ◴[] No.37372722[source]
I agree with you about the steps to take, though I don't think "degrowth" is the right label to that approach. When people say "degrowth" they often mean a reduced standard of living. But it's possible to reduce raw resource utilization while at the same time improving quality of life and building wealth.

A high-quality, well-maintained car or a phone that lasts longer is more valuable than the disposable equivalent. Developing dense city centers creates wealth, reduces environmental impact, and improves quality of living all at the same time.

In an economy that really is shrinking, things tend towards stasis and people spend much more time fighting over the shrinking pie. A lot of the built environment needs to change to become sustainable, and that's only possible if the economy is vibrant, housing and transportation are plentiful, and people are motivated to improve their communities.

I don't know the solution to convincing suburban Americans to buy smaller houses and smaller cars, but I think the only way it works is if there is a positive vision of the future with both more wealth and a healthier planet.

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1. palata ◴[] No.37375307[source]
> When people say "degrowth" they often mean a reduced standard of living.

With what we have already emitted today (and we are still increasing our emissions every year), it is not clear at all that Europe will always have enough food in the next few decades. I don't know about the US, but seeing the fires in the last few years, I guess it's not far.

Growth definitely means reduced standard of living in our lifetime: we are going towards global instability, wars and famines.

Degrowth means reduced standard of living as well: just trying to keep them as high as possible. Everybody wants the same thing: the highest possible standard of living. Degrowth advocates have just accepted that it will get down in the future.