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Map from Castillo Engineering.
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Slashing utility-scale grading costs: a hidden lever for optimising ROI

Features, Guest Blog, Long Reads
October 13, 2025
By Brett Beattie, director of civil engineering at Castillo Engineering
Brett Beattie of Castillo Engineering looks at some of the key land grading work that can make multimillion-dollar differences to projects.
Solar module testing.
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Breaking point: understanding and preventing PV module glass fracture

Features, Guest Blog, Long Reads
September 30, 2025
By David Devir, VDE Americas
VDE Americas' David Devir looks at the origins of the supersized PV glass problem and considers how the industry can return to reliability.
Worker on an utility-scale solar project

Is the outlook still bullish for US renewables?

Guest Blog, Features
September 29, 2025
By Dalton Ruddell at Burns & McDonnell
Burns & McDonnell examines the outlook of the utility-scale solar sector amidst the latest policy and tariff changes.
A Nexamp facility.
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Now is the time for interconnection reform

Features, Guest Blog, Long Reads
September 22, 2025
By Vaughan Woodruff, IREC
IREC’s Vaughan Woodruff considers the critical need for state-level reforms in readiness for the next shift in federal policy.
UVID chamber testing solar panels

Inside the race to PV cell quality and compliance

Features, Guest Blog
September 22, 2025
By Don Cowan, Mayhar Mohammadnezhad at Kiwa PI Berlin
Kiwa PI Berlin examines the importance of doing cell-level diligence to manage quality of n-type modules such as TOPCon and HJT.
A Sonnedix solar plant.
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Strategies for managing ageing solar assets

Features, Guest Blog, Long Reads
September 19, 2025
By Marco Zaniboni and Juanma Fernandez, Sonnedix
Marco Zaniboni and Juanma Fernandez of Sonnedix examine the key considerations in deciding whether to revamp, repower or retrofit.
The Texan grid operator, ERCOT, has become a focal point in the ongoing debate over US interconnection reform. Image: ERCOT.

Fixing the renewable energy data mess

Features, Guest Blog
September 15, 2025
By Andrew Foster
Advances in edge-based artificial intelligence are helping make solar and storage interoperable by tackling the data challenge, writes Andrew Foster.
A map from Solargis.

One high-quality dataset is enough: Rethinking common data practices in PV projects

Features, Guest Blog
August 27, 2025
By Marcel Suri, CEO, Solargis
Solargis' Marcel Suri reports on the mixing of datasets in solar project planning to artificially enhance financial attractiveness.
A solar project in Bosnia and Herzegovina.
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Dominance of PV and the shift to bifacial back contact c-Si technology in the next solar decade

Features, Guest Blog, Long Reads
August 22, 2025
By Dr. Radovan Kopecek and Dr. Joris Libal
Radovan Kopecek and Joris Libal examine the technological and economic factors driving PV’s ascendancy, with emphasis on bifacial BC modules.
UVID chamber testing solar panels

Assessing the risk of UV stress on high-efficiency solar technologies

Features, Guest Blog
July 29, 2025
By Archana Sinha and Tristan Erion-Lorico at Kiwa PVEL
Kiwa PVEL examines the ultraviolet-induced degradation (UVID) results on n-type technology from its latest PV Module Reliability Scorecard.

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