The report said the sector added almost 100,000 new jobs, raising the number of workers to 3.56 million.

It comes as the One Big Beautiful Bill Act was signed into law on 4 July, revoking clean energy tax credits. Section 45V’s expiry date has been forwarded from 2033 to 2028 – offering two additional years of eligibility compared to the original termination proposal of 31 December 2025.

E2 said more than $22bn in clean energy projects had been cancelled since January.

“What these numbers show is that this was one of the hottest and most promising job sectors in the country at the end of 2024,” said Bob Keefe, E2’s Executive Director. “Now, clean energy job growth is at serious risk – and with it, our overall economy.”

Energy efficiency remains the top sector for US clean energy jobs, employing nearly 2.4 million workers nationwide after adding 91,000 jobs in 2024.

Source: E2

Over the past five years, no region added more clean energy jobs and at a faster rate than the South – now home to more than 1 million clean energy workers. From Texas to Virginia, Southern states added 41,000 clean energy jobs in 2024.

Source: E2

The research mirrors a recent report from think tank Chatham House  which found that while the US federal administration may be turning away from the energy transition, many of America’s most important businesses and investors remain committed to it.