How the IIJA is funding increased transportation carbon emissions

The 2021 infrastructure law’s historic $643 billion, five-year investment in transportation could end up adding the equivalent of 77 million more cumulative metric tonnes of carbon emissions by 2040, compared with projected baseline levels without the Biden-era program, according to an analysis by Transportation for America released Nov. 14. According to Smart Cities Dive, with states and their transportation departments having wide discretion on how to spend these formula funds, their decisions influence transportation emissions. But which states are increasing or reducing emissions through these grants may surprise some, as road-building is often tied to population growth, the researchers said.
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