When we talk about climate change, we often hear that the UK has made impressive progress in cutting emissions. Coal has disappeared from electricity generation. Renewable energy has expanded rapidly. Official statistics show greenhouse gas emissions falling steadily since the 1990s.
All of this is true — and yet it is not the whole story.
To understand how much the UK is really contributing to climate change, we need to look not only at emissions produced within the country, but also at emissions linked to how people in the UK live their lives. That means asking a deceptively simple question:
How much warming do our lifestyles cause, on average, each year?
The answer lies in per capita emissions — and, crucially, in which emissions we choose to count.
Two ways to count emissions
UK greenhouse gas emissions per person since 19901
The first graph shows UK per capita emissions from 1990 to the early 2020s, for two different groupings:
- Territorial emissions: emissions produced within the UK’s borders
- Footprint emissions: emissions that make up the UK carbon footprint
Territorial emissions are the figures most often quoted in public discussion and policy targets. They reflect emissions from UK electricity generation (except from biomass), transport, buildings, industry, and waste — activities over which the UK has direct regulatory control. They also include emissions for goods manufactured in the UK that are then exported — even though it is the recipients of the goods and services that have effectively required those emissions to be produced.
So territorial emissions do not capture the complete climate impact of our footprint, also known as consumption. When goods are manufactured abroad and imported into the UK, the emissions still occur, even though they are counted elsewhere. From the perspective of climate impact, they are still part of the footprint of UK lifestyles.
In the early 1990s there is only a modest difference of around 10% between the two measures of emissions. Back then the emissions associated with imports and those with exports were similar. However since then, the emissions linked with imports have increasingly exceeded those linked with exports, and now the footprint emissions are twice the territorial emissions.
A Surprisingly Flat Story Until 2007
Looking at the footprint per capita emissions line, the most striking feature is how little it changes for nearly two decades.
From around 1990 until 2007, on average a UK resident was responsible for roughly 14–16 tonnes of carbon dioxide equivalent per year. Despite economic growth, efficiency improvements, and political commitments, the climate impact of everyday lifestyles remained broadly unchanged.
During this time, there was some internal rebalancing. Territorial emissions trend downward from the mid-1990s onwards, while that downward trend is more than compensated by a rise in imports. More detail may be found in the accompanying briefing paper.
This pattern is consistent with a degree of offshoring of emissions. Some carbon-intensive production moved overseas, while consumption in the UK actually increased through this period.
The Financial Crash and a Real Drop
A clear end to this period appears with the financial crisis of 2007–08.
Over this couple of years, total per capita emissions fall sharply, dropping from around 16 tonnes to roughly 13 tonnes per person per year. This reduction is most clearly associated with a fall in import-related emissions.
In other words, the drop appears to be driven primarily by reduced consumption following the crash. People bought fewer goods and services, and emissions fell accordingly.
Over the following decade, footprint per capita emissions continue to decline more gradually, reaching around 11 tonnes per year by the early 2020s. This is mainly associated with the ongoing reduction of territorial emissions through this period.
The sharp dip in 2020 associated with the pandemic is clearly visible. It is substantial but temporary, sitting on top of the longer-term downward trend rather than defining it.
What Actually Changed Inside the UK
UK territorial greenhouse gas emissions since 1990 for the six highest-emitting sectors.2
The second graph (from the Climate Change Committee) breaks down territorial emissions by the six highest-emitting sectors since 1990. It helps explain where the UK’s domestic emissions reductions have come from.
The most dramatic change is in electricity supply. Once the UK’s largest emitting sector, emissions from electricity generation have fallen by more than 80%, with most of the reduction occurring since 2008. This reflects the rapid expansion of renewable energy and the complete phase-out of coal, culminating in the closure of the UK’s last coal-fired power station in 2024.
There has also been a substantial decline in industrial emissions, driven in part by efficiency improvements but mainly by a structural shift away from emissions-intensive industries such as steel and chemicals towards less carbon-intensive, higher-value output.
By contrast, emissions from surface transport, residential buildings, aviation, and agriculture show far smaller reductions over the same period. These sectors are more directly linked to everyday activities — travel, heating, food.
What is striking overall is that many of the largest emissions cuts occurred without requiring major changes in how most people live. Electricity became cleaner largely out of sight, while consumption patterns remained broadly familiar. Perhaps we really need more personal engagement to decarbonise further. Examples might include: improving the insulation in our homes, gradually changing to a more locally sourced and less agriculturally intensive diet, choosing rail over air travel, and enjoying the natural world in the UK rather than travelling to see it on the other side of the world.
Why Population Matters More Than We Think
UK population growth since 1990.3
When emissions are discussed, it is easy to lose sight of population change. The third graph shows that the UK population has grown from around 57 million in 1990 to about 69 million in the early 2020s — an increase of almost 20%.
This matters because a growing population absorbs some of the gains from cleaner energy and improved efficiency. Even as emissions per person fall, total emissions decline more slowly when more people are sharing the same systems.
Population growth does not negate emissions reductions, but it does help explain why the overall national picture appears less dramatic than the per capita trends suggest.
The Infrastructure Shadow
Population growth also has a delayed emissions effect through infrastructure. Housing, transport networks, schools, hospitals, and utilities all involve emissions being produced at the point of construction.
Plans to build around 1.5 million new homes imply tens of millions of tonnes of carbon dioxide equivalent spread over time. When averaged across the population together with other infrastructure-development-related emissions, this is likely to add of the order of tenths of a tonne per person per year during the construction process — modest compared with total emissions, but not negligible.
This illustrates that emissions are shaped not only by individual choices, but also by systems that respond slowly to demographic change.
Why Progress Will Require A More Collective Response
Taken together, the graphs point to a common conclusion: many of the more obvious sources of excess emissions have already been tackled. Electricity generation now contributes only around half a tonne per person per year, a small fraction of the total footprint visible in the first graph. Further decarbonisation of electricity will help, but it cannot deliver the remaining reductions on its own. There is also a question as to the cost/benefit balance of continuing to focus on this now-small part of the total, as well as the practicalities of obtaining electricity internationally (through interconnectors) on calm days in winter.
Looking at the total UK consumption (footprint) emissions, in the fourth graph, we see that in fact the UK part of this has been below the import-related part for the best part of a decade. This means that focusing only on UK-located emissions tackles a shrinking share of the overall climate impact associated with UK lifestyles.
Future progress is therefore likely to require more visible lifestyle changes — in travel, diet, consumption, and the longevity of products. This is because it is probably unrealistic to expect technological developments to deliver strong savings is emissions, while life goes on unchanged.
Why the Numbers You Hear Are Often Smaller
Readers may be familiar with much lower figures — around 5 tonnes per person per year — quoted as the UK’s per capita emissions.
These figures usually count only carbon dioxide (excluding other greenhouse gases), omit international aviation and shipping, and exclude emissions embedded in imports. Each of these choices lowers the headline number, but also significantly changes the question that the quoted number is able to answer.
The figures and graphs shown here address a broader question: what is the overall climate impact of UK lifestyles?
Planning for What Comes Next
The UK’s emissions story is neither a failure nor a finished success.
The graphs show real and significant change, particularly in electricity generation and industry. But they also show that much of this progress occurred without fundamentally changing patterns of consumption.
As emissions fall further, the remaining reductions will require more collective will to achieve being more closely tied to everyday choices and social systems. Understanding the full picture — territorial, imported, and population-adjusted — is an essential starting point for planning what comes next.
For an in depth discussion of these issues please see briefing paper 53
This blog is a shorter and less detailed version of briefing paper 53 by Dr Geoff Fishpool. James Watterson (JRI operations manager) assisted in adapting the paper to this shorter format.
About the author
The author originally graduated in natural sciences (physics), and undertook post-graduate studies in plasma physics and (later) in computational fluid mechanics. His work has overlapped between physics and engineering. Since sitting down in 2021 and understanding the clear physical reality of climate change (see JRI briefing paper number 50), he has felt it important to seek to clarify the difference between evidence and opinion in this area, and to try to understand what we should be doing to make progress in reducing our emissions personally and collectively. He loves talking about how much money (and carbon emissions) he is saving by having sorted out his loft insulation and changing to a new fridge-freezer.
- The first figure is produced using emissions data supplied with figure 4 in https://www.ons.gov.uk/economy/environmentalaccounts/methodologies/measuringukgreenhousegasemissions combined with population data from Hannah Ritchie, Lucas Rodés-Guirao, Edouard Mathieu, Marcel Gerber, Esteban Ortiz-Ospina, Joe Hasell, and Max Roser (2023) – “Population Growth” Published online at OurWorldinData.org. Retrieved from: ‘https://ourworldindata.org/population-growth‘ [Online Resource]
- The second figure is a section from figure 1.3 in the 2025 Progress report of the Climate Change Committee:
https://www.theccc.org.uk/publication/progress-in-reducing-emissions-2025-report-to-parliament/ - The third figure uses the same population data as the first figure i.e. from Hannah Ritchie, Lucas Rodés-Guirao, Edouard Mathieu, Marcel Gerber, Esteban Ortiz-Ospina, Joe Hasell, and Max Roser (2023) – “Population Growth” Published online at OurWorldinData.org. Retrieved from: ‘https://ourworldindata.org/population-growth‘ [Online Resource]
- The fourth figure uses the data from figure 1 in https://www.gov.uk/government/statistics/uks-carbon-footprint/carbon-footprint-for-the-uk-and-england-to-2022