May 15, 2025

Building Tomorrow’s Internet: A 2025 Update on Cable Investment

A steady stream of investment has driven tremendous growth in subsea cable infrastructure to keep pace with ever-increasing bandwidth demand.

According to new data from TeleGeography’s Transport Networks Research Service, the aggregate cost of new construction over the past nine years has averaged over $2 billion annually.

Let's review the state of submarine cable investment in 2025.

May 12, 2025

International Bandwidth Demand Surpasses 6.4 Pbps

According to new data from TeleGeography’s Transport Networks Research Service, global bandwidth demand continues to climb.

But, as has been the story for the last several years, this growth is coming at a slower and slower rate. Here's what this says about long-haul networks in 2025.

May 8, 2025

The Submarine Cable Boom as Told by a Decade of TeleGeography Maps

There's been lots of conversation about the recent boom in submarine cable construction. This flurry of activity becomes clearer when our annual map is viewed over time.

May 2, 2025

The Strategic Importance of Eurasia on Global Connectivity

We're sure many of our readers are gearing up for Capacity Eurasia 2025. Let us help you prepare for the main event in Istanbul. Here's what to know, when to register, and what topics to brush up on in advance.

Apr 21, 2025

Finding a Rhythm at Capacity LATAM: Four Takeaways from Brazil

Industry conferences are like orchestras: they bring together many sounds which may be hard for the untrained ear to differentiate.

We at TeleGeography are well-equipped to listen to the many melodies sung at telecom industry gatherings. Most recently, I joined colleagues in São Paulo to discuss regional trends at the Capacity LATAM event.

WAN
Apr 17, 2025

Automate or Bust: What's the Real Benefit of Network Automation?

Today on TeleGeography Explains the Internet, we welcome Michael Martin, formerly a global network and security architect at McKinsey. 

Michael has extensive experience and knowledge in the enterprise network space. I wanted to get his take on the industry's state of implementation of network automation among enterprises.

Apr 14, 2025

Fabulous, Unforgiving, Ever-Changing: Carl Roberts on His Career in Telecom and Tech

Carl Roberts is feeling energized.

The senior ICT executive and advisor to a myriad of C-suite teams—who is also the newest addition to TeleGeography's roster of Preferred Partners—recently chatted with the TeleGeography team about his time in the industry and the constant changes that have been an energizing force in his career.

Apr 10, 2025

Mobile Market Overview: Still Buoyant Into 2025

At the end of 2024, the global mobile subscription total stood at 8.8 billion, according to figures from our GlobalComms Database. This is up from 8.7 billion a year earlier and 8.5 billion at end-2022.

Ten years ago, the total was closer to 7.0 billion; at the end of 2004, it was just 1.7 billion.

Apr 7, 2025

Two Decades of Datacloud Global Congress

Datacloud Global Congress returns June 3-5, 2025, in Cannes.

And we have a birthday to celebrate. The event is recognizing 20 years as the premier global event for data center, cloud, AI, and investment leaders.

Apr 3, 2025

One Patent to Rule Them All? Demystifying China’s “Terrifying” Cable-Cutting Tech

My family has probably watched Lord of the Rings a dozen times or more1. We can (and sometimes will) quote entire passages from the films.