It doesn’t take much radar interference to send air travel on unexpected detours or lead to confusion during crucial flight stages. Over the last few decades, many reports have echoed what energy professionals and those in national security have been saying: offshore wind turbines disrupt radar systems.
The tall structures and spinning blades of these turbines reflect electromagnetic signals in ways that interfere with the radar used by the Coast Guard, Navy, and Air Force to monitor military activities along the coast.
Yet, in discussions about the push for “net zero” carbon emissions, there’s often a glaring omission. The challenges associated with renewable energy initiatives and green energy subsidies often get overlooked, especially as businesses find ways to funnel campaign contributions. This includes, I think, the approval of turbine projects.
The recent boom in offshore wind development has become a complex issue, bringing with it disruptions to radar systems and air traffic. Unfortunately, the all-in approach to renewable energy seems to prioritize economic gain—at times, even bowing to interests from China.
It’s disconcerting that progress on solutions to these radar interference issues seems stagnant. The Wind Turbine Interference Mitigation Working Group has a deadline approaching in 2025, and the situation feels more unresolved now than it was when various government entities signed a memorandum in 2014. Despite ongoing concerns, the past administration continued to green-light offshore wind projects in crucial U.S. coastal areas, leaving future decision-makers with the fallout.
Changes in regulatory oversight have muddied the waters. The Bureau of Ocean Energy Management now plays a role that overlaps with the Federal Aviation Administration, which complicates how U.S. air traffic controllers operate. They’re left grappling with a lack of a dependable workforce and having to navigate rules from lesser-known agencies that may not fully grasp the situation.
In reality, the Office of Marine Energy Management ought to be focusing on its core mission: ensuring stability in the important mineral supply chain. No agency should be able to sidestep FAA’s authority over U.S. airspace in favor of another within the Department of Interior that manages energy and mineral resources.
From a national security perspective, the U.S. is at a disadvantage, particularly with China leading in the production of wind turbines and energy components. This reliance on a market dominated by companies responsive to the Chinese Communist Party raises serious concerns.
The risks posed by reliance on Chinese production extend to national security and supply chains. China has demonstrated its willingness to manipulate arms deals and markets to weaken the West economically. And frankly, the Biden administration’s complicated regulatory framework has contributed to a frustratingly indirect approach toward meeting energy and security objectives.
We must address the threats from adversaries like China with a focus on strengthening the U.S. economy and safeguarding national security. Fortunately, under the leadership of President Trump and Energy Secretary Chris Wright, there’s a more explicit acknowledgment of wind turbine interference as a national security issue.
For these reasons, it’s clear that Trump’s Presidential Order to temporarily withdraw offshore wind leasing in vital areas should be reinforced. This would include waterways shared with Canada and Mexico, effectively halting further leases of offshore wind turbines. I’ve even proposed legislation supporting this effort, which aligns with Trump’s order.
It’s crucial to suspend these leases until a lasting solution for radar interference from offshore turbines is found, allowing the U.S. to establish a robust and dependable mineral supply chain that isn’t tied to Beijing.
Pat Fallon represents Texas’ Fourth Congressional District and serves on the House Armed Services, Information, Oversight, and Accountability Committee.
