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Lifestyles · Degrowth

Sustainability and degrowth – A recent German study has put numbers on it

The history of degrowth is rooted in the environmental movement of the 1970s. But what are the numbers to be respected? This very recent study tells us.

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A study by a German university published in Environmental Science & Technology brings us back to a concept debated at every level, from the street to university lecture halls, a political movements’ stock theme and, in the opinion of many experts, the solution for a sustainable future: “sustainability and degrowth”. This concept has concrete consequences for the way we live and for our standard of living. As of today, we have the numbers. At least according to the study in question.

The history of degrowth is rooted in the environmental movement of the 1970s, when criticism began of the development model based on consumption and unlimited growth. The term “degrowth” was first coined by the French theorist Serge Latouche in the 1990s. There are several associations in Italy supporting this economic model, and numerous studies and books by psychologists, sociologists and politicians.

According to this view, modern society is trapped in a vicious circle of production and consumption that generates alienation and dissatisfaction. The aim of degrowth is not simply to reduce the quantity of material goods owned, but rather to reclaim one’s own time and social relationships: a much-debated question in social and psychological circles.

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The theory underlying degrowth holds that human well-being is not necessarily linked to increased consumption. On the contrary, it maintains that a more sober and conscious life can lead to greater personal and collective satisfaction.

The central idea is that of voluntary self-limitation: learning to live with less without giving up quality of life. This implies a critical reflection on what truly matters in our existence: family ties, leisure time, creativity and social commitment become priorities over the unbridled possession of material goods.

In general terms, these concepts can be widely shared, but the moment we make them “land” in everyday life, a subjective problem arises that concerns the personal sphere of each of us. Everyone has a different idea of how many calories we should consume in a day, what their housing needs are, how we should dress, how much water we should use, and so on.

The answers will undoubtedly vary from person to person and will differ across the various areas of the globe. So it would be useful to define what level of living we could call decent on a global scale (Decent Living Standards, or DLS).

And here this recent study comes to our aid; we refer you to it for the full text. It is titled “Material Requirements of Decent Living Standards”.

How is this DLS estimated? We quote the concept verbatim from the study: “The method for estimating the MF DLS consists of four steps. First, we compile a list of services required by each DLS dimension and link them to their respective provisioning systems. Two types of provisioning systems are considered: flow as service, which represents flows such as food consumption for services such as nutrition, and stock management type, in which a stock in use, such as a building, a vehicle, an IT device or an appliance, is managed to provide a service to end users.”

In essence, it deals with the basic materials that each individual would need to live decently. Let us give a few examples. For nutrition, 2,084 kcal per day are estimated. Living space is 15 square metres. Water consumption is 50 litres per day per person. Each person should not produce more than 0.74 kg of waste. Not only that, the study also estimates how much energy each person would need by 2050.

But here comes the less “romantic” issue, or, if you prefer, the bad news for those of us in the “overgrown” world. The study examines, in projection, what would happen if we wanted to have a DLS “in line” across the whole planet. It is easy to understand how enormous the gap is between the poorest and richest countries and how much consumption in Western countries would need to be scaled down. Naturally, for poor countries it would be an improvement. All this would in practice also result in a “forced” redistribution of wealth. The subject is complex and concerns above all those who should degrow, that is, us with our lifestyle, for the benefit not only of the planet’s sustainability but of the lifestyle of the poorest countries. There are social, psychological, economic and political implications of no small importance. This article is not the place to address these aspects. There is a vast literature on the subject, to which are added recommendations and measures from national and international bodies.

The novelty, if we take this study as a reference, is that we now have the numbers. And they clearly tell us one thing: “degrowth” is possible. To each their own considerations.

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