Sweden Halts Baltic Sea Wind Projects Over National Security Concerns

Sweden has recently rejected 13 wind farm projects in the Baltic Sea, citing defense-related security concerns. This decision raises questions about balancing energy needs with national protection.

Share:

Comprehensive energy news coverage, updated nonstop

Annual subscription

8.25$/month*

*billed annually at 99$/year for the first year then 149,00$/year ​

Unlimited access • Archives included • Professional invoice

OTHER ACCESS OPTIONS

Monthly subscription

Unlimited access • Archives included

5.2$/month*
then 14.90$ per month thereafter

FREE ACCOUNT

3 articles offered per month

FREE

*Prices are excluding VAT, which may vary depending on your location or professional status

Since 2021: 35,000 articles • 150+ analyses per week

Sweden’s recent rejection of numerous wind projects in the Baltic Sea reflects a new approach to prioritizing national security in the development of energy infrastructure. As the demand for green energy rises, Sweden now faces the challenge of balancing renewable energy expansion with defense imperatives.

The decision specifically targets 13 projects in the Baltic Sea, which would have undermined defense capabilities by hindering the detection and neutralization of potential threats, particularly missile threats. The Minister of Defense highlighted concerns regarding response times, noting that offshore wind installations could reduce reaction times to as little as one minute.

Security Concerns in the Baltic Sea

Sweden’s geographic proximity to Kaliningrad, the Russian enclave, places it in a sensitive geopolitical position. Sweden’s impending accession to the North Atlantic Treaty Organization (NATO) adds a layer of vulnerability amid escalating tensions with Russia. Wind farms in this strategic region could interfere with defensive systems, particularly Patriot missile batteries, crucial for early threat detection.

Under these tense circumstances, the Baltic Sea has become a defense priority for Sweden. According to the Ministry of Defense, offshore wind installations would complicate surveillance and responsiveness in the event of potential conflict. This stance highlights the dilemmas Sweden faces in balancing decarbonization goals with security imperatives.

Impacts on National Energy Goals

Sweden has ambitious renewable energy goals, aiming to double its electrical production over the next 20 years to approximately 300 terawatt-hours (TWh) annually. This “clean” electricity is vital for supporting the nation’s industry, particularly the production of low-carbon steel and batteries. However, the decision to restrict Baltic Sea wind projects may slow this energy transition.

At the same time, the Swedish government is considering expanding its nuclear capacity. By 2035, Sweden plans to add 2,500 megawatts (MW) of nuclear energy and build ten new reactors by 2045. This initiative seeks to offset the slowdown in wind development and ensure a stable electricity supply for decades to come.

Consequences for the Swedish Wind Industry

The rejection of Baltic Sea wind projects directly impacts the offshore wind industry in Sweden. The publicly-owned company Vattenfall has suspended its Kriegers Flak project following the removal of subsidies for offshore wind connections, making new wind farms economically challenging.

Nonetheless, some projects are moving forward. On the west coast, the Poseidon wind farm recently received approval and is expected to produce about 5.5 TWh of electricity annually. This project shows the government’s commitment to wind energy, despite restrictions in geopolitically sensitive zones.

Implications for Investors and Regulators

This Swedish decision is reshaping the renewable energy investment landscape within the country. The Baltic Sea project rejections encourage investors to turn toward the nuclear sector, supported by the Swedish government. However, short-term profitability remains uncertain due to the lengthy construction timelines of new nuclear facilities.

For regulators, this decision underscores the importance of balancing national security with the energy transition. Sweden’s tense geopolitical situation is driving it to reassess priorities, a trend that could influence other European countries in geopolitically sensitive regions.

Ocean Winds has deployed a LiDAR buoy off Gippsland to collect accurate data on wind and currents, a key step in its 1.3 GW offshore wind project in Australia.
TerraWind Renewables acquires five projects totalling 255MW in northern Japan, bringing its onshore wind development capacity to 327MW and targeting first commercial operation in 2028.
A consortium led by EDF power solutions has signed a 20-year agreement with Nama PWP to develop a 120 MW wind farm in southeastern Oman, with commissioning scheduled for Q3 2027.
Microsoft expands its partnership with Iberdrola through two new power purchase agreements in Spain, reinforcing its European energy strategy while deepening the use of cloud and artificial intelligence solutions from the US group.
Casa dos Ventos awards Vestas the supply, construction and maintenance of a 184-turbine complex in the state of Piauí, with an investment exceeding $1.01bn.
Warsaw tests long-term support for offshore wind with a structured tender to maximise competition, reduce financial risk and reassure a supply chain under pressure across Europe.
TotalEnergies has sold 50% of a portfolio of wind and solar projects in Greece to Asterion Industrial Partners, valued at €508mn ($554mn), while retaining operational control and the main share of electricity marketing.
Italy’s offshore wind rollout remains at a standstill, freezing over 18 GW of pending projects and weakening national renewable energy targets.
OX2 has started construction on three new onshore wind farms in Finland, bringing its total installed capacity in the country to 750 MW, a record level for a private energy sector player.
EDF power solutions announces commercial operation of the San Kraal wind farm, the first unit of the 420MW Koruson 1 project, with full commissioning expected in early 2026.
Q ENERGY has announced the entry of three local and citizen-based partners into the capital of the Ventajou wind farm, marking its first strategic equity opening to institutional and community investors.
The Norwegian government has allocated two areas of the Utsira Nord project to the Equinor–Vårgrønn and EDF–Deep Wind Offshore consortia, launching a preparatory phase before a competitive state aid auction.
German group RWE has replaced 27 old turbines with three new high-performance units at its Muel wind farm, doubling energy output and earning ZeroWaste certification.
Synera Renewable Energy Group has signed a long-term power purchase agreement with Taiwan Smart Electricity & Energy, securing a portion of generation from the Formosa 4 wind farm.
Italian group Agsm Aim has completed the acquisition of four wind farms in Apulia totalling 52.6 MW, marking a new step in its national growth strategy in the renewable energy production sector.
Twenty-five years after the opening of the first offshore wind farm at Blyth, offshore wind now provides nearly a fifth of the United Kingdom’s electricity and supports a domestic industry employing 40,000 people.
Edison plans to launch over 500 MW of new wind and solar construction sites in Italy in 2026, backed by a €600mn ($647mn) investment, as part of its strategic growth plan in renewable energy.
GE Vernova will equip the Gurbanesti wind farm with 42 onshore 6.1 MW turbines in a second deal with Greenvolt in Romania, consolidating a combined capacity of around 500 MW.
RWE has secured contracts for four renewable energy projects totalling 68 MW in Italy, with construction set to begin in 2026, reinforcing its expansion strategy in the market.
RWE and TotalEnergies will install 66 Reef cubes® around the foundations of 11 turbines at the OranjeWind wind farm, marking one of the largest applications of artificial reefs in the North Sea.

All the latest energy news, all the time

Annual subscription

8.25$/month*

*billed annually at 99$/year for the first year then 149,00$/year ​

Unlimited access - Archives included - Pro invoice

Monthly subscription

Unlimited access • Archives included

5.2$/month*
then 14.90$ per month thereafter

*Prices shown are exclusive of VAT, which may vary according to your location or professional status.

Since 2021: 30,000 articles - +150 analyses/week.