20 Sept 2026
What if the biggest challenge facing solar power isn’t making the panels cheaper, but finding somewhere to put them? From solar panels between railway tracks in Switzerland to photovoltaic motorway noise barriers in South Korea, engineers are finding increasingly ingenious ways to generate clean electricity from infrastructure we’ve already built — without competing for valuable agricultural land.

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Research links

Sun-Ways website
https://www.sun-ways.ch/en

Plymouth University paper on UK solar
https://pure.plymouth.ac.uk/ws/portal…

USDA analysis of US rural solar
https://ers.usda.gov/publications/109208

Earth’s Future global analysis
https://agupubs.onlinelibrary.wiley.c…

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