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FJehn

Karma: 1,079

Hi, I’m Florian. I am enthusiastic about working on large scale problems that require me to learn new skills and extend my knowledge into new fields and subtopics. My main interests are climate change, existential risks, feminism, history, hydrology and food security.

How en­vi­ron­men­tal poli­tics lost the future

FJehn3 Jun 2026 14:16 UTC
11 points
2 comments24 min readEA link
(existentialcrunch.substack.com)

Who shapes global risk?

FJehn11 Mar 2026 11:59 UTC
17 points
1 comment15 min readEA link
(existentialcrunch.substack.com)

Nu­clear war, nu­clear win­ter, and the food sys­tem: A con­tri­bu­tion to the United Na­tions In­de­pen­dent Scien­tific Panel on the Effects of Nu­clear War

FJehn23 Feb 2026 15:52 UTC
25 points
1 comment19 min readEA link
(existentialcrunch.substack.com)

End time eco­nomics: Sup­ply and de­mand af­ter global catastrophes

FJehn16 Jan 2026 10:46 UTC
9 points
1 comment7 min readEA link
(existentialcrunch.substack.com)

Does cli­mate sci­ence fo­cus on the right tem­per­a­ture range?

FJehn26 Nov 2025 15:56 UTC
33 points
1 comment11 min readEA link
(existentialcrunch.substack.com)

Auro­ras, space weather and the threat to crit­i­cal infrastructure

FJehn29 Oct 2025 10:53 UTC
18 points
2 comments12 min readEA link
(existentialcrunch.substack.com)

Ma­nipu­lat­ing the global ther­mo­stat: Cli­mate change, nu­clear win­ter, and strato­spheric aerosol injections

FJehn3 Sep 2025 9:14 UTC
23 points
5 comments12 min readEA link
(existentialcrunch.substack.com)

[Question] Does the Long-Term Fu­ture Fund provide fund­ing for any­thing be­sides AI and biose­cu­rity?

FJehn28 Aug 2025 16:04 UTC
18 points
4 comments1 min readEA link

The peo­ple’s his­tory of collapse

FJehn6 Aug 2025 8:09 UTC
13 points
2 comments23 min readEA link
(existentialcrunch.substack.com)

The state of global catas­trophic risk research

FJehn22 Jul 2025 8:13 UTC
34 points
6 comments3 min readEA link
(esd.copernicus.org)

A list of lists of large catastrophes

FJehn18 Jun 2025 10:24 UTC
24 points
1 comment12 min readEA link
(existentialcrunch.substack.com)

How to write a liv­ing liter­a­ture re­view: Find­ing pa­pers, com­ing up with ideas, writ­ing and publishing

FJehn23 Apr 2025 8:10 UTC
13 points
5 comments9 min readEA link
(existentialcrunch.substack.com)

Re­silient foods: How to feed ev­ery­one, even in the worst of times

FJehn19 Dec 2024 11:12 UTC
11 points
1 comment7 min readEA link
(existentialcrunch.substack.com)

Coun­ter­fac­tual catastrophes

FJehn20 Nov 2024 19:12 UTC
14 points
1 comment8 min readEA link
(existentialcrunch.substack.com)

The con­se­quences of large-scale blackouts

FJehn21 Oct 2024 6:12 UTC
15 points
5 comments12 min readEA link
(existentialcrunch.substack.com)

How long un­til re­cov­ery af­ter col­lapse?

FJehn24 Sep 2024 8:43 UTC
12 points
3 comments7 min readEA link
(existentialcrunch.substack.com)

How much food is there?

FJehn2 Sep 2024 6:29 UTC
40 points
3 comments5 min readEA link
(existentialcrunch.substack.com)

Demo­cratic Resilience

FJehn26 Jul 2024 7:50 UTC
22 points
3 comments8 min readEA link
(existentialcrunch.substack.com)

Trade col­lapse: Cas­cad­ing risks in our global sup­ply chains

FJehn25 Apr 2024 7:02 UTC
9 points
1 comment8 min readEA link
(existentialcrunch.substack.com)

What fac­tors al­low so­cieties to sur­vive a crisis?

FJehn9 Apr 2024 8:05 UTC
23 points
1 comment10 min readEA link
(existentialcrunch.substack.com)