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The Vacuity of Climate Science

cafeamericainmag.com

There has been a lot of CW discussion on climate change. This is an article written by someone that used to strongly believe in anthropogenic global warming and then looked at all the evidence before arriving at a different conclusion. The articles goes through what they did.

I thought a top-level submission would be more interesting as climate change is such a hot button topic and it would be good to have a top-level spot to discuss it for now. I have informed the author of this submission; they said they will drop by and engage with the comments here!

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The world is warming and the climate is shifting. Not catastrophically, so far. They just bumped up all the growing season maps for the USA, farmers don't make shit like this up with money on the line. Here in Maine winters are becoming warm and wet, the bays don't freeze up in the winter anymore. Lobsters have all but disappeared from the NE States south of us and NY state and are slowly moving into slightly cooler Canadian waters. We've had more 100 year floods in the last few years than in the last 100. It IS changing, very rapidly on a geological time scale, it doesn't really matter if it is human caused or not; we should stop it.

I'm a big proponent of climate engineering or "geoengineering" . Our whole world is already shaped by humanity and our impact on it, I see no reason why altering the climate on purpose instead of on accident is so much worse. We should start with sulfur now, because it is cheap, we know it works, and how it works and that is is safe. Move on to space based shields later if it is still required. As many of you may have noted if you were in the path of the eclipse, no one would ever notice a 1% drop in sunlight.

Basically, climate change is a solved problem. If it ever gets bad enough we'll do something about it, I hope we do it sooner, I want my winters back.

I always thought one of the paradoxes of climate science was that (1) climate modeling is sound enough to project far into the future and determine magnitude, causality, and predict ecological, social, and economic impacts. And (2) geoengineering would be too dangerous because we don't know what the long term effects will be. That's probably not the exact phrasing of the IPCC or other consensus positions, but I don't think it's unreasonably far off either. Very speculative, but I suspect some of the skepticism of climate activism is that the solution always seems to be more socialism, rather than we would like to spend 0.005% of GDP to spray some calcite into the stratosphere.

It's more than a little suspicious to me that every solution to climate change is something the left already wanted to do for other, unrelated reasons. What a coincidence that to fight climate change we have to become vegetarians, have fewer kids, demolish the suburbs, redistribute wealth to minorities and abolish capitalism.

It's more than a little suspicious to me that every solution to climate change is something the left already wanted to do for other, unrelated reasons.

Is this true? Many of the proposals you identify with left wing now-more-than-everism emerged as reactions to climate change and other environmental problems. Others are of questionable popularity even on the far left (anti-natalism and mandatory vegetarianism are distinctly marginal position). Beyond that, you have boring centrist proposals like carbon taxes and emissions regulations (in fact, these are prone to being vilified by far left activists for being insufficiently radical, probably because they're more likely to be implemented).

In any event, it seems of little surprise that most proposed solutions for climate change are left-coded when the standard right-wing position is that climate change either isn't real or isn't a problem. The argument takes place almost entirely between the center and the left because the right refuses to participate.

Vegetarianism/Veganism has already been extremely popular on the left due to animal sympathy, and they can be quite pushy about proselytising. Mandatory Veganism is imo a weakman. Anti-natalism is the same; Having less kids has been quite popular on the left (arguably in general) because it means less obligations, more money you can spend on hedonistic pleasures, more time to do whatever you want. In both cases, climate justifications have come long, long after people argued for & adopted the change in the first place.

Also disagree on the second point. If you're actually seriously trying to tackle a problem, you'll usually end up with some technical, politically agnostic solution. If I notice that a certain widely used statistical measure is biased by, say, base rates, then I'll just recalculate it with a correction term, write a proof that the correction term indeed does what it should and maybe write a paper about it. I don't advocate that more BIPOC representation will somehow solve it (well, maybe I'll advocate for more statisticians, but that's not considered political yet). If engineers notice a turbine having a rare but potentially dangerous unexpected failure mode, they'll add a component to compensate or re-design it.

Vegetarianism/Veganism has already been extremely popular on the left due to animal sympathy

The bare minimum requirement to even begin considering the statement "vegetarianism/veganism has already been extremely popular on the left" truthful would be a majority of leftists being vegetarian or vegan, which isn't even true here, where these things probably have a stronger hold on left consciousness than most other countries, and hasn't been remotely true in any of the other countries I've visited and where I've encountered leftists.

FWIW, a large part, possibly majority but at least close to 50%, of our college-educated left-leaning friends (and it's not even unpopular among our non-college-educated friends) is some kind of vegetarian. Among those who aren't, the majority is constantly stressing how little meat they're eating. The line between them is pretty fuzzy, since there's a decent number of people who claim to not eat meat at home, but sometimes outside when there's no other option, and these people will sometimes consider themselves vegetarian anyway, sometimes not. Almost nobody is an unabashed meat eater. As justifications go, animal sympathy is at the top for the stricter vegetarians, health benefits for the less strict (this actually includes myself), climate considerations are generally second line ("and btw it's also good for the climate I've heard").

Surprisingly, this did not greatly change when we became parents; Yes there's very few super-militant vegetarian parents, but we know multiple families where only the children eat meat, not the parents, and eating relatively little meat is actually the norm.