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Posts by ClimateBook

Nice cliffs. I've had some nice hiking trips in Newfoundland. Where are these cliffs?

13 hours ago 1 0 1 0

Yeah, but Norway is also still exporting oil, which should be left in the ground.

13 hours ago 0 0 0 0

Not really. It just shows that agentic AI is as bad as human economists, and not even honest enough to admit that uncertainties in economic modelling give rise to divergent predictions.

14 hours ago 1 1 0 0

Yes, I remember this, but what good does it do me? It's not like moving to Google hardware, Android hardware or Microsoft puts you in any better company. I suppose Linux is a possibility, but that's a hard sell for a lot of people just trying to get their work done.

14 hours ago 0 0 0 0
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Sir Anthony Habgood Professor of Climate and the Environment (ATR1739) in University of East Anglia | UEA View details and apply for this Sir Anthony Habgood Professor of Climate and the Environment (ATR1739) vacancy in University of East Anglia. Faculty of Science School of Environmental Sciences ...

Full details of the vacancy: Sir Anthony Habgood Professor of Climate & the Environment

A fantastic research‑focused position within our friendly, vibrant & interdisciplinary climate research community at UEA

Happy to chat informally if you’d like to know more

vacancies.uea.ac.uk/vacancies/21...

2 weeks ago 8 9 1 0

land currently used for biomass (or, at least, the equivalent land area, since some of the land currently used for biomass would be better left to nature restoration.)

1 day ago 0 0 0 0

Photosynthesis is an incredibly inefficient way of harvesting solar power, requiring very extensive land use that could be used for nature or agriculture. Photovoltaics are vastly more efficient. Richard Alley estimates that we could supply the world's energy needs with photovoltaics just on the

1 day ago 0 0 1 0
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The issue of effect of biomass burning for power on atmospheric CO2 is complex, especialy regarding auditing and issues of soil carbon release. However, with the massive decline in cost of photovoltaic, biomass burning (with or without carbon capture) is a zombie technology.

1 day ago 0 0 1 0

This document from Palantir is a prima facie reason that the UK NHS contract with Palantir should be terminated. Labour are you listening?

1 day ago 4 1 0 0

Incredible. If only Van Gogh could have seen this!

3 days ago 3 0 0 0

area -- one devoted to reviving the geocentric theory of the Solar system, and another focused more on Cosmology, showing how the microwave background radiation and Hubble constant can be reconciled with a geocentric explanation of the origin of the Universe.

3 days ago 5 0 1 0

... is not even at the center of the Universe. This very one-sided approach dates back to the so-called Copernican Revolution, a suspect term in itself. the MEGA Professorship will seek to rectify this imbalance in viewpoints. Ideally there will be two Chairs in this

3 days ago 4 0 1 0

To get the ball rolling, I'll start with the Make Epicycles Great Again Professorship in Geocentric Cosmology. Studies show that astronomy professors overwhelmingly support not only the idea that the Sun is at the center of the Solar System, but that our Solar System ...

3 days ago 6 2 1 0
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Harvard Asks Donors to Endow $10 Million Professorships for ‘Viewpoint Diversity’ Initiative | News | The Harvard Crimson Harvard is quietly asking donors for $10 million gifts to establish new endowed professorships in a sweeping bid to reshape its faculty under the banner of “viewpoint diversity,” according to two peop...

So, I see Harvard is raising money for "Viewpoint Diversity Professorships." To help seed this effort I'm starting a thread on some suggestions for new chairs. Please do join the fun and chime in with your own ideas. www.thecrimson.com/article/2026...

3 days ago 7 4 3 0

I see Avi Loeb is in favour of these "viewpoint diversity" professorships. Big surprise. He'd no doubt like to not be the only one on campus that thinks Ouamuamua is an alien starship. Maybe they'll also hire a Professor of Phlogiston while they're at it.

3 days ago 6 2 0 0
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The lecture there on Geological Drivers of Habitability is also relevant

4 days ago 2 0 0 0
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ClimateBook This is the Youtube channel of Raymond T. Pierrehumbert, Halley Professor of Physics at Oxford. It contains scientific content such as lectures, interviews and video essays, including material relate...

given that the Universe is only 12 billion years old now, it seems like that can wait.

You'll find the Habitability at the End of the Universe video on my Youtube channel, in the playist on Lectures and Presentations (see full playlist). www.youtube.com/channel/UC56...

4 days ago 2 0 1 0

the limitation on habitability is primarily due to decay of U238 and Thorium, which causes volcanic outgassing of CO2 to wind down and lead to a Snowball freeze-out at something like 100 billion years. I may write this up someday, (some others have also touched on it), but

4 days ago 2 0 2 1

I have a short talk on Habitability at the End of the Universe, which addresses the question of habitability limits beyond the current age of the Universe. Unlike Sunlike stars main sequence lifetime and secular increase of luminosity is not an issue for M stars. My asessment is that

4 days ago 2 0 1 0

But if Pope Leo excommunicates J.D. Vance, I'll be glad I never found a way to go through with nullifying my baptism, and might even show up for a mass or two.

4 days ago 1 0 0 0

I'll second the vote for excommunication of J.D. Vance. It's what excommunication was made for. I'm a lapsed Catholic myself, like lapsed since Baptism, and at one point tried to formally leave the Church, but it turns out not to be so easy -- short of doing something to get excommunicated.

4 days ago 1 0 1 0

Artemis has nothing really to do with lunar exploration, which could be done better by increasingly capable robotic explorations. It's fine to be inspired by engineering accomplishments and human presence in space, but let's not confuse that with scientific exploration.

4 days ago 1 0 0 0
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The NAS press release is really vacuous. There is no sense in which the "human presence" added to any scientific return from Artemis II. We may be interested in human presence in space, but please, let's not pretend that it's because of its contribution to scientific knowledge of the Moon.

4 days ago 1 0 1 0

Just when Harvard rose in my opinion for its resistance to Trump's demands, this comes along. For shame.

4 days ago 5 1 1 0

energy supply, and the sooner the better. And that emphatically does NOT mean that (expensive) coal fired electricity should fill the gap. The economically advantageous push to renewables is the shared goal we can all get behind.

5 days ago 3 1 1 0

all the competition between cheap fracked gas and renewables, which calls for taxation of fracked gas. That latter thing has changed, because fracked gas is no longer especially cheap and renewables have gotten a lot cheaper.

But the shared goal is that we need to zero out fossil gas in the

5 days ago 1 0 1 0

change their goals if Democrats are in favor of them. So, on fracking, I have deep connections to Ithaca and Cornell and hate fracking every bit as much as the Ithaca crowd -- but on reasons I think are more defensible: the industrialization of the rural landscape, water pollution, and above

5 days ago 0 0 1 0

It's no secret that @profbobhowarth.bsky.social and I are at loggerheads over GWP20 and the "fossil gas is worth than coal" meme. but I think it is important to be able to work toward shared goals. That's the problem with Republicans today -- they won't work toward shared goals, and will in fact

5 days ago 0 0 2 0

to understand the cognitive bias that leads reporters to cling so dearly to that misleading "80x" statistic.

6 days ago 6 1 1 0

It is indeed unfortunate that the standard go-to phrase for news media is "Methane is 80x worse than CO2," sometimes qualified by "over 20 years" but often not even that. A somewhat more accurate qualification would be "over the first 20 years" (actually, it's more like 10). I won't claim

6 days ago 6 1 1 0
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