Romande Energie and Swiss research institute Agroscope are testing startup Insolight's transparent PV panels in an agrivoltaic project. The modules are replacing the plastic covers used to grow strawberries and raspberries.

Greenhouses and solar panels both need to be placed in areas with a lot of sunlight - so why not combine the two? Semi-transparent solar cells could potentially be built into the glass roof panels of greenhouses, capturing light at wavelengths that plants don't use anyway. Now, researchers at North...