Weatherwatch: low clouds spread light pollution beyond cities

On cloudy nights, especially in winter, street lights of cities can illuminate large areas of surrounding countrysideAttending an evening carol service in a country church 5 miles from the outskirts of Milton Keynes, it seemed sensible to take a torch, envisaging tripping over the gravestones on the way back to the car park. However, it was entirely unnecessary. The light reflected off low clouds was so bright that it was easy to see the path.With the UK weather recently featuring many nights of