From Ars Technica · · 2m
How 2008 broke the link between growth and emissions
The US economy has kept growing while carbon emissions fell since the financial crisis, proving decoupling is possible.
In brief
The US economy has kept growing while carbon emissions fell since the financial crisis, proving decoupling is possible. US carbon emissions have trended downward since 2008 despite continued economic growth, showing the economy can expand without rising emissions. Originally reported by Ars Technica.
The old story: growth needs carbon
For decades, economic growth and carbon emissions moved together like closed scissors blades. Fossil fuels powered prosperity, but at a cost we are only now beginning to pay through extreme weather damage.
Opening the scissors in Sweden
In 1996, Sweden's carbon emissions began declining and have fallen by a third from their peak. Its GDP more than doubled in the same period, showing growth and emissions could separate.
Sweden's advantage: hydropower and nuclear
Sweden had lots of hydropower and established nuclear reactors. The question was whether its example could work in larger, more diversified economies like the United States.
US emissions after 2008
After decades of steady growth, US carbon emissions dropped sharply following the 2008 economic crisis. They then stabilized during years of tepid economic growth, but the pattern remained unclear.
The data shows an inflection point
When graphed, the data reveals that two thousand eight created an inflection point. Since then, carbon emissions have trended downward despite year-to-year variability, while economic growth remained steady outside the pandemic.
The US has opened the scissors
Since economic growth resumed following the two thousand eight crisis, it has been accompanied by slowly declining carbon emissions. The US has decoupled growth from emissions, just as Sweden did.
Reasons to stay cautious
Emissions are not falling fast enough to avoid worst climate impacts. Data centers boom with fossil fuel generators. GDP masks whether populations actually benefit from growth.
Growth without emissions is proven possible
The last decade-plus shows the US can continue growing without rising carbon emissions. Even if emissions rise in coming years, it will not be because growth requires them or reversal is inevitable.
The short version
US carbon emissions have trended downward since 2008 despite continued economic growth, showing the economy can expand without rising emissions.
