By Emma Petzoldt, Year 12
By early January, a recent study by the international charity Oxfam found that the world’s richest 1% had already exhausted their entire share of carbon emissions for the year. This threshold—often called a carbon budget—is the level of CO₂ emissions per person that keeps global warming close to the Paris Agreement target of no more than 1.5°C above pre-industrial levels. According to Oxfam’s analysis, the top 0.01% exhausted their annual budget in just three days into the new year. But how does this happen so quickly?
The answer lies in the enormous gap between how the wealthy and the rest of the world consume energy and resources. According to another study by Oxfam, the richest 1% produced as much carbon dioxide in 2019 as two thirds of humanity combined. Research from the London School of Economics also suggests that the top 10% of households in the U.S. have far higher annual emissions than the lowest 10%. This is largely because wealthier individuals have greater access to resources and energy, and therefore consume far more overall.
One major factor is luxury transportation. Private jets, helicopters, and superyachts have risen in popularity and are used more than ever. However, these forms of transport produce vastly more emissions per passenger than commercial flights or public transportation. Private jets, in particular, emit five to ten times more CO₂ per passenger than commercial planes. An average private jet emits around 3.6 tonnes of CO₂ per flight, which can equal a typical person’s entire annual carbon footprint in many less economically developed countries. When such travel becomes routine, carbon footprints increase dramatically within days.
Another important factor is housing. The ultra-wealthy, such as Bill Gates and Jeff Bezos, often own multiple large homes, sometimes in different countries. Larger properties require more heating, cooling, lighting, electricity, and maintenance. Even if renewable energy is partially used, the overall energy consumption remains far higher than the global average.
In contrast, the poorest half of the global population contributes only a small fraction of total global emissions but often suffers the most from climate change. Around 3.9 billion people are responsible for just 7–8% of CO₂ emissions, while the richest 1% emit more than twice as much. Furthermore, it would take someone from the bottom 99% approximately 1,500 years to produce as much carbon as the richest billionaires emit in a single year.
But how does this level of consumption impact our climate? The high carbon emissions of the world’s wealthiest individuals have profound effects on both the environment and society. By burning through their carbon budgets in just days, they accelerate the accumulation of greenhouse gases in the atmosphere, contributing to rising global temperatures. Scientists estimate that every additional tenth of a degree of warming increases the frequency and severity of natural hazards such as droughts, heatwaves, and coastal flooding. Excess carbon emissions are linked to more intense wildfires, such as those seen in Australia and the western United States, stronger hurricanes, and severe water shortages in parts of Africa and South Asia.
According to Oxfam, these disproportionate emissions by the top 1% could contribute to approximately 1.3 million heat-related deaths between 2020 and 2030. This demonstrates that the rapid and unequal consumption of carbon not only has long-term environmental consequences but also devastating human impacts worldwide.
The fact that the richest 1% can exhaust their annual carbon budget in just days highlights a critical issue: climate change is not only an environmental crisis, but also a crisis of inequality.
