Seabird feces poses a serious health risk to offshore wind workers, due to its highly carcinogenic qualities, and is also very expensive and unpleasant to remove. But installing a ‘scaretech’ system on the substation at the 56-turbine project has led to guano coverage being reduced from 50-60% to zero, according to Galloper operator RWE Renewables. The ‘scaretech' system is based on the centuries-old concept of a scarecrow – using a model to scare birds away from crops – and is installed on a stainless steel base and powered by a lithium-drive cell battery and floating solar panels. It consists of...