Existential Crunch

Manipulating the global thermostat

Climate change, nuclear winter, and stratospheric aerosol injections

Sep 3 • 

Florian U. Jehn

3

2

August 2025

The people's history of collapse

How dominance hierarchies doom societies

Aug 6 • 

Florian U. Jehn

10

13

July 2025

The state of global catastrophic risk research

A bibliometric review

Jul 22 • 

Florian U. Jehn

5

July 2025 Updates

Beauty and citations

Jul 16 • 

Florian U. Jehn

4

June 2025

What could go wrong?

A list of lists of large catastrophes

Jun 18 • 

Florian U. Jehn

7

1

May 2025

Reform or ruin

How some societies manage to avoid crisis

May 21 • 

Florian U. Jehn

9

April 2025

How to write a living literature review

Finding papers, coming up with ideas, writing and publishing

Apr 23 • 

Florian U. Jehn

7

2

April 2025 Updates

Understanding trade and democracies better

Apr 16 • 

Florian U. Jehn

3

4

March 2025

Revolution and democracy

Hannah Arendt's vision for true freedom

Mar 19 • 

Florian U. Jehn

10

February 2025

Systemic risk and the polycrisis

A primer

Feb 19 • 

Florian U. Jehn

10

4

January 2025

Economic inequality and societal collapse

If you want to have a stable society, make sure no one is left behind

Jan 15 • 

Florian U. Jehn

45

14

December 2024

Resilient foods

How to feed everyone, even in the worst of times

Dec 19, 2024 • 

Florian U. Jehn

9

1