From the NRDC
Natural Resources Defense Council said:The early bird ... cuts pollution?
It's true: Do your online and catalog shopping early and you'll be able to request ground shipment. Ground shipping is six times more efficient than overnight air shipping. It saves fuel and reduces global warming pollution.
Shop in the Buff
As long as its online shopping, that is. This year, shop for gifts on your computer at home to save major energy (and major cash, thanks to exclusive online discounts).
Why it mattersDespite their size, e-commerce warehouses use 1/16th of the energy that retail stores do. And even overnight air shipping adds up to 40% less fuel, per item, than the average car trip to the store.