- The clean energy sector faces lower output as wind speeds decline across the UK.
- Climate change, ageing assets, and technical inefficiencies intensify the challenge for energy companies.
The clean energy sector in Britain is facing mounting pressure as declining wind speeds reduce efficiency and output at wind farms. According to Citigroup analysts, this trend has become increasingly visible over the past decade, particularly across Scotland.
Falling wind speeds are undermining renewable production. Consequently, companies such as Orsted and SSE report weaker results and issue profit warnings. For instance, Orsted recently blamed lower offshore wind speeds for reduced performance across its portfolio. SSE also pointed to unfavourable weather conditions that dented production earlier this year.
Citigroup analysts noted that climate change may be influencing the decline. They studied data from 170 wind stations across the UK. Their findings showed wind speeds have been on a steady downward trend for over ten years. In contrast, data from the early 2000s revealed more stable conditions.
At the same time, other challenges weigh on renewable efficiency. These include ageing wind farm assets, inefficient systems, and interference from nearby projects. These problems raise questions about the reliability of wind as Britain’s primary renewable resource.
Citigroup warned investors that the impact of falling wind speeds could be far-reaching. Lower renewable output directly affects project returns and, in turn, overall company valuations. Consequently, stakeholders may need to reassess long-term investment strategies in the clean energy sector.
Britain’s clean energy sector stands at a crucial crossroads. Renewable energy is vital to meeting climate targets, but falling wind speeds and rising inefficiencies demand urgent solutions. Unless the challenges are addressed, clean energy’s role in powering the UK economy may weaken further.