Some companies simply don't care about the environmental benefits of remote work; they want their employees located together in brick and mortar offices. Also,

Some companies simply don't care about the environmental benefits of remote work; they want their employees located together in brick and mortar offices. Also, and while I agree that remote work seems the more environmentally friendly of the two options, I am unaware of any study that has compared the carbon footprint of telecommuting with that of the traditional commute. Does anyone know of such a study?