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NotesESS HLTopic 9.2Degrowth, zero growth and slow growth
Back to ESS HL Topics
9.2.156 min read

Degrowth, zero growth and slow growth (ESS HL)

IB Environmental Systems and Societies • Unit 9

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Contents

  • Degrowth, zero growth and slow growth at Higher Level
  • Degrowth, zero growth and slow growth
  • The goal: footprint within biocapacity
  • Why high-income countries first
  • What a planned reduction looks like
  • The arguments against, and the reply
  • Exam-style question
Degrowth, zero growth and slow growth at Higher Level: This page looks at the environment through the lens of economics. It explains why ecological economists want high-income countries to plan to produce and consume less, with France's laws against throwaway goods as the main example.

Practise this as you read

  • Distinguish between degrowth, zero growth and slow growth.
  • Explain why the goal is a footprint within biocapacity.
  • Discuss a planned reduction in consumption in high-income countries.

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Three ways to stop growing too much: ecological economics says an economy cannot grow for ever on a finite planet. It supports degrowth, zero growth or slow growth.

Degrowth, zero growth, slow growth

  • Ecological economics sees the economy as a subsystem of the biosphere: it cannot grow for ever.
  • Degrowth: a planned reduction in production and consumption.
  • Zero growth: the economy stops growing and stays the same size (a steady state).
  • Slow growth: the economy still grows, but slowly.
  • All three aim at the same goal: an economy that fits within nature's limits.
Sketch graph of GDP against time from today: business as usual curves steeply upwards; slow growth rises gently; zero growth stays flat; degrowth falls and then levels off.
Four paths from today. Only business as usual keeps climbing.

Real example: the economist Herman Daly described a steady-state economy in 1977: the same number of people and the same stock of goods, with materials and energy used no faster than nature can renew them.

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The goal is to balance a country's ecological footprint with its biocapacity. Today the world takes far more than nature can renew.

The goal: footprint within biocapacity

  • The goal of ecological economics: ecological footprint = biocapacity.
  • When footprint is larger than biocapacity, natural capital is used up: unsustainable.
  • Humanity uses about 1.8 Earths; Earth Overshoot Day 2025 was 24 July.
  • Growth that raises the footprint makes the overshoot worse.
  • So the economy must stop growing in what it takes from nature, or shrink.
Bar chart of how many Earths would be needed: what Earth provides, 1; the world today, 1.8; if everyone lived like the average person in the USA, 4.9.
The world is already in overshoot; the USA's way of life would need almost five planets.
Remember it as: Take no more than nature can give back.

Ecological economists ask for cuts particularly in high-income countries. The reason is who uses most.

Why high-income countries first

  • High-income countries have the biggest footprints: the USA's way of life would need about 5 Earths.
  • The richest 10% of people cause about half of consumption emissions.
  • Low-income countries still need growth to meet basic needs: food, water, homes, health.
  • So cuts should come first and most in rich countries, leaving room for poorer ones to grow.
  • This is also a question of fairness (environmental justice).

High-income countries

  • Footprint far above biocapacity
  • Basic needs already met
  • Plan to consume and produce less

Low-income countries

  • Footprint often within biocapacity
  • Basic needs not yet met
  • Still need growth for food, homes, health

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In his book 'Less is More' (2020), the economist Jason Hickel set out how a planned reduction could work in rich countries.

What a planned reduction looks like

  • Cut less-needed production first: SUVs, fast fashion, private jets, constant new gadgets.
  • End planned obsolescence: goods built to last and be repaired.
  • Shorter working week: the same work shared, so fewer jobs are lost.
  • Public services for all (transport, health, housing), so people need less income to live well.
  • It is planned and fair, not a sudden crash.

2015

  • Planned obsolescence became an offence.

2021

  • Phones, laptops and televisions must show a repair score out of 10 when sold.

2022

  • Brands may no longer destroy unsold clothes and goods; a bonus cuts repair prices.

Result

  • Goods last longer, so fewer are made and bought: less material and energy used.

Critics say less production would hurt jobs and incomes. Supporters answer that degrowth is planned and shared, unlike a recession.

The arguments against, and the reply

  • Less production can mean lost jobs and lower tax income for schools and hospitals.
  • Debts and pensions are planned on the hope of growth.
  • It is politically hard: few voters choose to consume less.
  • Technocentrics say decoupling and new technology make it unnecessary.
  • Supporters reply: a planned reduction is not a recession.
Unplanned falls: 2009 and 2020: World emissions fell after the 2008 financial crisis and by about 5-7% in the 2020 pandemic. But millions lost their jobs, and emissions rose again as soon as growth came back. A crash is not degrowth.

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How it could come up: No paper has asked this statement on its own yet; May 2026 HL Paper 2 named zero growth in a [9] on economic models. Expect Section B (a) outline [4], an essay [9] on growth, or a Paper 1 'through the lens of economics' [6].
IB-style questionOutline[4 marks]

In his book 'Less is More' (2020), Jason Hickel argues that rich countries should plan to produce and consume less.

Outline four features of degrowth as proposed by ecological economists.

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In 2020 world emissions fell by about 5-7% during the pandemic, while millions of people lost their jobs.

between degrowth and a recession.
[2 marks]

Related ESS HL Topics

Continue learning with these related topics from the same unit:

9.1.1What laws are
9.1.2What environmental law covers
9.1.3Environmental law, justice and lobbying
9.1.4Making environmental law work
View all ESS HL topics

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