The facility is Amazon’s largest field operation worldwide and serves as the flagship hub for the company’s global Amazon Air network. Across Kentucky, Amazon has invested more than $75 billion since 2010, generating more than $55 billion in economic activity. Supporting Small BusinessesAmazon said the Air Hub also plays an important role in helping regional entrepreneurs reach customers across the country. Sustainability LeadershipThe Amazon Air Hub also serves as a model for sustainable logistics operations. Five years after its launch, the Amazon Air Hub has become more than a logistics facility.