Reports: US

In the final quarter of 2025, clean energy and transportation investment in the United States totaled $60 billion, a 23% decline from Q3.

In the third quarter of 2025, clean energy and transportation investment in the United States totaled $75 billion.

In Q2 2025, clean investment in the US totaled $68 billion, a 0.3% decrease from the previous quarter, but a 1% increase from the same period in 2024.

In Q1 2025, clean investment in the US totaled $67.3 billion, a 6.9% increase from the same period in 2024 but a 3.8% decrease from the previous quarter.

Since the IRA's enactment, manufacturing has emerged as the fastest-growing segment of investment in clean energy technologies.

In the final quarter of 2024, clean energy and transportation investment in the United States totaled $70 billion, reflecting a slight 1% decline from Q3.

Clean energy and transportation investment in the United States continued its record-setting growth in Q3 of 2024, reaching a new high of $71 billion.

This report provides a comprehensive analysis of actual investments in clean technologies and infrastructure in the US since the IRA's enactment.

Investment in manufacturing clean energy and transportation technology continued to be the main driver of clean investment and growth.

Using the Clean Investment Monitor, we provide insight into how projected domestic EV and battery manufacturing capacity compares to projected demand.

Clean energy and transportation investment reached a new high in Q4 of 2023, at $67 billion.

New analysis from the Clean Investment Monitor compares on-the-ground clean investment progress with projections of the Inflation Reduction Act's impact.

Investment in clean technologies is continuing at record levels in the United States, as demonstrated by new data from the third quarter of 2023.

Clean energy is quickly becoming one of the largest industries in the U.S. We highlight key investment trends in clean technologies.