This factsheet provides a foundational overview of what data centers are and their critical role in enabling modern digital life. It explains how data centers process, store, and transmit data through core components such as servers, storage systems, networking equipment, cooling, power infrastructure, and security systems. It also outlines key data center types—hyperscale, colocation, and on-premises—and introduces emerging edge data centers designed for low-latency use cases. The guide highlights how growing demand for cloud services, AI, streaming, and digital communications is accelerating data center growth, with capacity expected to more than triple by 2030, reinforcing their role as essential infrastructure.

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