Travel is a contributor to climate change, accounting for almost one-third of worldwide climate damaging emissions, according to the Organization for Economic Co-operation and Development. And the fastest-growing contributor of global climate change is air travel.
In terms of staying in hotels and other accommodations, the U.S. Energy Information Administration calculates that the average building uses 29.3 kilowatt-hours of electricity per square foot per year. Based on this number Sustainable Travel International (STI) has computed the total amount of pounds of greenhouse gas emissions emitted per room night.