Timothée Parrique Profile picture
Author of "The political economy of degrowth" (2019) and "Ralentir ou périr. L'économie de la décroissance" (2022).

Nov 24, 2021, 15 tweets

Is decoupling likely to happen? To find out, here is a thread summary of my third and final lecture for The Norwegian Society for the Conservation of Nature.
(Spoiler alert: the answer is no).

THREAD/

1/ The first limit to greening growth has to do with declining rates of Energy Returns on Energy Invested (EROI), meaning that it takes more and more energy to obtain energy.

2/ And for the economists out there who will argue that the energy sector is not that important because it’s only a small part of GDP, read this paper.

3/ Capitalism is a like a trampoline: efficiency gains do not solve the problem if they rebound into more resource use and emissions.

4/ Here are a few examples of rebound effects.

5/ If you think services can grow forever without any material consequences, think again.

6/ Services are not immaterial.

7/ Circular economy, yes please. But good luck trying to make a circular economy grow (it won’t).

8/ There are a few reasons why a circular economy cannot grow forever, and this is my favourite.

9/ TECHNOLOGY, the joker card for all green growth aficionados. Grow now, figure out ways to clean up later. But...

10/ But even that card quickly runs out of steam. First, not all innovation is eco-innovation. New technologies can also exacerbate old problems or even create new ones.

11/ Second limit: eco-innovation is not enough. We also need “exnovation,” that is for new, cleaner technologies to replace old ones. This is not always happening.

12/ Final reason why technological change is limited: it is (way) too slow, and getting slower.

13/ So, put these five limits together, plus the fact that there has been barely any decoupling so far, and you get one solid insight: growth can’t be greened.

14/ If you want to watch the whole lecture, it’s here:



END THREAD/

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