Saharan mud clouds pose rising danger to solar energy stability throughout Europe
by Erica Marchand
Paris, France (SPX) Might 05, 2025
As Europe more and more relies on photo voltaic vitality to achieve local weather and vitality independence objectives, a persistent atmospheric situation is including uncertainty to the equation: Saharan mud. Analysis introduced on the European Geosciences Union Common Meeting (EGU25) highlights how windborne mineral mud from North Africa is considerably impacting photovoltaic (PV) vitality technology and complicating forecasting fashions.
Dr. Gyorgy Varga and a crew of researchers from Hungarian and different European establishments examined knowledge from over 46 Saharan mud occasions recorded between 2019 and 2023. Their findings cowl each Central Europe, together with Hungary, and Southern European nations corresponding to Portugal, Spain, France, Italy, and Greece. The researchers discovered that these mud intrusions disrupt the accuracy of typical PV output forecasts, which frequently depend on fastened aerosol assumptions and fail to reply dynamically to real-time atmospheric adjustments.
Every year, the Sahara emits billions of tonnes of fantastic mud into the air, with tens of tens of millions of tonnes reaching Europe. These particles cut back surface-level photo voltaic irradiance by scattering and absorbing daylight and by rising cloud formation, thereby reducing PV effectivity. In keeping with the examine, present forecasting programs lack the sensitivity to deal with these transient occasions.
To enhance predictive reliability, the researchers advocate incorporating real-time mud measurements and aerosol-cloud interplay knowledge into photo voltaic forecasting fashions. “There is a rising want for dynamic forecasting strategies that account for each meteorological and mineralogical elements,” says Varga. “With out them, the danger of underperformance and grid instability will solely develop as photo voltaic turns into a bigger a part of our vitality combine.”
The examine additionally highlights bodily degradation points brought on by mud, corresponding to contamination and floor erosion of photo voltaic panels. These results can diminish long-term effectivity and improve upkeep calls for. The analysis is a part of wider European and Hungarian initiatives to boost local weather adaptability and optimize renewable vitality programs, with help from the Nationwide Analysis, Growth and Innovation Workplace (FK138692), the Hungarian Academy of Sciences, and the EU-funded Nationwide Multidisciplinary Laboratory for Local weather Change.
Analysis Report:The shadow of the wind: photovoltaic power generation under Europe’s dusty skies
Associated Hyperlinks
European Geosciences Union
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