Regan Brown
Fossil fuels—including coal, oil, and natural gas—have been powering economies for over 150 years, currently supplying about 80% of the world’s energy. The burning of fossil fuels for energy began around the Industrial Revolution, and fossil fuel consumption has changed significantly over the past few centuries. Fossil fuel consumption has increased significantly over the past half-century, with oil and gas still growing quickly. In 2020, oil was the largest source of U.S. energy-related carbon emissions, with natural gas close behind. The transportation sector accounts for most oil consumption. Oil is also a major source of greenhouse gas emissions. Coal-fired power plants single-handedly generate 35% of dangerous mercury emissions in the United States, as well as two-thirds of U.S. sulfur dioxide emissions. Fossil fuel-powered cars, trucks, and boats are the main contributors to poisonous carbon monoxide and nitrogen oxide, which produces smog on hot days and leads to respiratory illnesses from sustained exposure.
| Characteristics | Values |
|---|---|
| Percentage of global energy from fossil fuels in 2023 | 82% |
| Percentage of global energy from fossil fuels in 2020 | 83% |
| Percentage of US energy from fossil fuels in 2023 | 84% |
| Percentage of US energy from fossil fuels in 2019 | 74% |
| Percentage of US energy from oil in 2020 | 33% |
| Average number of barrels of petroleum products consumed by an American in a year | 23 |
| Height of the cube of the average individual’s yearly petroleum product consumption | 1.5 meters (4.9 feet) |
| Three largest consumers of fossil fuels | China, India, United States |
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What You'll Learn
Fossil fuel consumption by sector
Fossil fuels, including oil, coal, and natural gas, are non-renewable resources that have played a dominant role in global energy systems. However, burning fossil fuels releases carbon dioxide (CO2), making them the largest driver of global climate change. As a result, there is a growing emphasis on transitioning to renewable energy sources. In the context of fossil fuel consumption by sector, here is some information pertaining to various sectors:
Transportation Sector
The transportation sector is the largest consumer of primary fossil fuel energy in the United States. This high consumption is largely due to the reliance on petroleum-based motor fuels. In 2023, the transportation sector consumed over 26.1 quadrillion British thermal units of fossil fuel energy. Historically, the transportation sector, along with the electric power sector, has accounted for more than half of the fossil fuel-produced energy consumption in the country. However, it is projected that by 2050, oil consumption in this sector will likely decrease by 50% or more as electric vehicles replace conventional gasoline and diesel cars.
Electric Power Sector
The electric power sector's consumption of fossil fuels has been on a declining trend in recent years, particularly with a reduction in coal-powered generation. Natural gas power generation, on the other hand, is projected to increase by 20% by 2050. In 2023, the electric power sector accounted for about 96% of total U.S. primary energy consumption.
Industrial Sector
The industrial sector is projected to account for 40% of total fossil fuel demand by 2050. Within this sector, there is a more than 50% chance that fossil fuel demand for cement will increase through the middle of the century. Additionally, industrial demand for natural gas is expected to grow, while demand for coal and oil is anticipated to remain steady.
Residential Sector
Fossil fuel use in buildings is likely to decrease through the middle of the century due to efficiency improvements and increasing electrification. This sector is projected to account for 9% of fossil fuel demand in 2050.
Agriculture Sector
The agriculture sector is responsible for the highest methane emissions, with the fossil fuel sector being the second-largest emitter. Methane emissions in the fossil fuel sector occur during the extraction, processing, and transportation of natural gas, coal, and oil. Reducing these methane emissions offers a significant opportunity to mitigate the sector's immediate climate impact.
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Fossil fuel consumption by source
Fossil fuels—petroleum, natural gas, and coal—accounted for about 84% of total US primary energy production in 2023. In 2020, oil was the largest source of US energy-related carbon emissions, with natural gas close behind. The three fossil fuels contribute varying levels of emissions across sectors.
In 2023, petroleum provided about 89% of the transportation sector's primary energy consumption but less than 1% of the electric power sector's primary energy consumption. In the same year, petroleum's share of total US energy consumption was about 38% (35 quads). US petroleum consumption decreased in 2020, largely due to the response to the COVID-19 pandemic, and increased in subsequent years as the economy returned to pre-pandemic activity.
Coal consumption is falling in many parts of the world, but oil and gas are still growing quickly. In 2020, coal supplied 19% of US energy. Coal is the single largest source of carbon emissions, responsible for over 0.3C of the 1.2C increase in global average temperatures since the Industrial Revolution. China burns more coal than the rest of the world combined, with India burning more than Europe and North America combined.
In 2023, global fossil fuel consumption increased by 1.5% compared to 2022, driven by a spike in energy demand, more than half of which came from the Global South. Fossil fuels comprised 82% of the global energy mix in 2023, leading to a record-high 40 gigatonnes of CO2 emissions.
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Fossil fuel consumption by country
Fossil fuel consumption varies significantly by country, with oil, coal, and natural gas being the primary sources. In 2023, China and the United States were responsible for almost half (47%) of global fossil fuel consumption. China consumed 140 exajoules, while the US consumed 76 exajoules, followed by India with 35 exajoules. The US is the largest oil consumer, with over 19.1 million barrels consumed per day in 2022. However, per capita fossil fuel consumption is higher in other countries, such as Equatorial Guinea, Estonia, and Singapore. These countries consume 10 or more tons of fossil fuels per person annually.
Russia is a significant player in the oil market, producing about 11.28% of the world's oil in 2021. In the same year, it consumed 3.67 million barrels daily, accounting for 4% of global consumption. Russia is also one of the largest consumers of natural gas, with 408 billion cubic meters consumed in 2022. Japan, despite its relatively small territory, ranks fifth in fossil fuel consumption. In 2022, Japan consumed over 151 million metric tons of oil and imported 180.3 million tons of coal.
Korea, where oil is the primary energy source, imported 960 million barrels of crude oil in 2021 and was the third-largest LNG importer globally. Germany, another heavy consumer of fossil fuels, consumed over 2 million barrels of oil per day and 2.3 exajoules of coal in 2022. Canada, which relies heavily on oil for its transportation and industrial sectors, consumed upwards of 98 million metric tons of oil in 2022, along with considerable amounts of coal and natural gas.
While fossil fuels still dominate global energy consumption, there is a growing shift towards renewable energy. Countries like Canada and Korea have set targets for net-zero emissions and carbon neutrality, respectively, and are increasingly adopting cleaner energy sources. These efforts are crucial in addressing climate change and reducing global carbon footprints.
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Fossil fuel consumption over time
Fossil fuels have been the primary source of energy for over 150 years. They are formed from the carbon-rich remains of plants and animals that decomposed and were compressed and heated underground over millions of years. The three major fossil fuels are coal, oil, and natural gas.
The Industrial Revolution marked a significant shift in energy consumption, with fossil fuels becoming the dominant source of energy globally. This trend has continued, with fossil fuels accounting for about 80% of the world's primary energy consumption in recent years. However, it is important to note that the types of fossil fuels used have changed over time. While coal was once the primary source, it has been partially replaced by oil and gas, which are still growing in consumption.
In 2020, the COVID-19 pandemic caused a drop in oil production and consumption, but this is expected to recover in the coming years. Despite this temporary setback, the world's consumption of fossil fuels climbed to a record high in 2023, driving emissions to more than 40 gigatonnes of CO2 for the first time. This increase in fossil fuel consumption was driven by a spike in energy demand, particularly from the Global South, where energy demand is growing rapidly.
Some countries and regions, such as Europe, have seen a decrease in fossil fuel consumption and a corresponding increase in renewable energy sources. In 2023, Europe's demand for fossil fuels fell below 70% of primary energy use for the first time since the Industrial Revolution. This was driven by falling demand and the growth of renewable energy sources, particularly wind and solar power. However, other countries, such as India, have increased their consumption of fossil fuels to match the increasing energy demand, contributing to a global rise in emissions.
While the world is transitioning to renewable energy sources, fossil fuels still play a significant role in global energy systems. The latest data from 2023 shows that fossil fuels comprised 82% of the global energy mix, with oil and coal accounting for a third and a quarter of global energy consumption, respectively. To mitigate the worst effects of climate change, it is crucial to rapidly reduce the share of fossil fuels in favor of low-carbon energy sources.
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Fossil fuel alternatives
Fossil fuels, including coal, oil, and natural gas, have been powering economies for over 150 years, currently supplying about 80% of the world's energy. The burning of fossil fuels releases stored carbon and other greenhouse gases into the atmosphere, contributing to climate change. As a result, there is a growing movement to reduce our reliance on fossil fuels and transition to cleaner energy sources.
Renewable Energy Sources
Renewable energy sources such as solar, wind, hydro, and geothermal power are becoming increasingly popular alternatives to fossil fuels. These sources are naturally replenishing and produce little to no direct emissions.
Solar energy harnesses sunlight to generate electricity through photovoltaic (PV) panels or concentrated solar power (CSP) systems. While solar energy is dependent on sunlight and has substantial installation costs and space requirements, it can reduce our reliance on fossil fuels and energy costs in the long run.
Wind energy uses wind turbines to convert wind power into electricity. Like solar energy, it is renewable, clean, and does not produce direct emissions. However, it depends on variable wind patterns and may have visual and land impacts.
Hydropower, or hydroelectric power, is another renewable energy source that harnesses the power of water to generate electricity.
Geothermal energy taps into the Earth's natural sources of heat, such as volcanic activity, to generate electricity. In Iceland, geothermal power accounts for 30% of all electricity.
Nuclear Power
Nuclear power is derived from controlled fission reactions in materials like plutonium or uranium. It is considered a clean and efficient alternative to fossil fuels, but it is not a renewable source of energy. Additionally, nuclear power is expensive and produces long-lasting radioactive waste that is challenging to transport and store safely.
Biofuels and Biomass
Biofuels are typically derived from chemical reactions, sugars, fermentation, or other molecules in plants. They can be used to power cars and other vehicles.
Biomass is biological material from living or decaying plants, wood, forest residues, and compost material. Some crops, like rapeseed, are specifically grown as biofuels. While burning biomass produces fewer emissions than fossil fuels, it still releases greenhouse gases.
Hydrogen
Hydrogen is another alternative fuel, particularly for heavy transport such as ships, trucks, and aircraft. However, its production relies on existing energy supplies.
In conclusion, while fossil fuels have been a dominant energy source, the transition to cleaner and more sustainable alternatives is gaining momentum. Renewable energy sources, nuclear power, biofuels, biomass, and hydrogen all offer viable options to reduce our dependence on fossil fuels and mitigate their environmental and health impacts.
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Frequently asked questions
This varies depending on the country and sector. For example, in 2023, fossil fuels accounted for about 84% of total U.S. primary energy production. The transportation sector accounts for most oil consumption.
In 2023, the total U.S. primary energy consumption was about 94 quadrillion British thermal units (Btu). Fossil fuels—petroleum, natural gas, and coal—accounted for about 84% of this.
Oil and coal are the most used fossil fuels, with oil constituting about one-third of U.S. energy consumption and coal at 9% in 2023, down from 37% in 1950.
Fossil fuels currently supply about 80% of the world's energy, with coal, oil, and natural gas comprising 82% of the global energy mix in 2023.
