The Pentagon froze 155 wind projects in 24 states, claiming drones can hide in wind farms

TL;DR

The Pentagon froze permitting for 155 wind projects (44GW) across 24 states over drone concerns. Developers have lost $2B. Industry filed suit calling it politically motivated.

The Pentagon has frozen the permitting process for at least 155 new wind projects in 24 states for nearly a year, citing concerns that drones can hide among wind turbines and evade radar detection. The affected projects have a combined capacity of 44 gigawatts, four times the generation capacity of the offshore wind projects the Trump administration already cancelled through $2.6 billion in federal payouts, according to Grist.

Wind turbines create “blade flash” on radar screens and their steel bases reflect electromagnetic waves, making it difficult to distinguish turbines from aircraft. The Pentagon has reviewed wind projects for over a decade and required developers to pay for radar upgrades. But the department now says those upgrades may not be sufficient against small, deadly drones that can fly through wind farms undetected. Developers say they have incurred $2 billion in additional costs during the freeze.

The wind industry says the freeze is politically motivated. A coalition of renewable energy organisations filed suit against the Department of Defence in May, calling the permitting pause “the most damaging new tactic” in an “unprecedented campaign” against the industry. The lawsuit argues that the freeze occurred with none of the public notice or transparency required for a federal rule change. The Pentagon counters that it is a delay, not a rule change. The Trump administration has been reshaping defence technology policy across multiple sectors simultaneously, from AI model controls to autonomous weapons to, now, wind energy permitting.

Some developers may have already missed a July 4 construction deadline to qualify for federal tax credits under the One Big Beautiful Bill Act. Fifty-five Democratic representatives signed a letter requesting a confidential Pentagon briefing on the delays. The Pentagon has not responded. Europe’s energy infrastructure is evolving rapidly under different political conditions, and the contrast with the US freeze is stark: 44 gigawatts of wind capacity sitting idle while the administration argues that the industry’s national security obligations outweigh its development interests.

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