Is A Green Mobility Scooter Really Green? The transportation sector is the second-largest source of greenhouse gas emissions. Are dockless electric scooters shared really green? All scooter startups, including Tier, Dott and Circ, claim to be. We inquired about their sustainability plan. Here's what they said. Dott's warehouses are powered https://www.mymobilityscooters.uk/brands/green-power