Environmentalists have been talking about sustainability for over a decade, but it seems to have now entered the IT lexicon in a big way. It is also added to our IT architectural framework as one of the business capabilities for which clients ask. Sustainability is one of the pillars of the AWS well-architected framework, and in January of 2022, IBM acquired Envizi, a sustainability software company. More on that later. Digging more into the topic of sustainability, it became very obvious that edge computing inherently addresses a couple of sustainability facets: low latency and analyzing data at the source. We know these are two of the key tenets of edge computing. In this blog post, we define sustainability and present different aspects of how edge computing actually helps with sustainability.