Firstly, and I apologise for purists, but this is not about sustainability although a well presented printed piece which is kept for reference, and perhaps has multiple readers, is likely to be a more sustainable way to communicate. But I digress!
This is simply a great piece of print and shows how only print can deliver great content in a way that stands out in a crowded media world. For Google, surely the experts in e-communication, to devise with designers Church Of London this clever marketing piece, for getting the message through to thought leaders and decision makers, shows how print is a highly effective channel for important communications.