Submarine cables keep the world connected. They can also help us study climate change

Wed, 5 Mar 2025 03:12:29 +1100

Andrew Pam <xanni [at] glasswings.com.au>

Andrew Pam
<https://theconversation.com/submarine-cables-keep-the-world-connected-they-can-also-help-us-study-climate-change-251046>

"Last month tech giant Meta announced plans to build the world’s longest
submarine communication cable.

Known as Project Waterworth, the 50,000-kilometre cable would link five
continents. Meta says it would improve connectivity and technological
development in countries including the United States, India and Brazil.

Improving global connectivity has been the main purpose of submarine cables
since the first one was laid across the Atlantic Ocean in 1858.

Globally, there are currently around 1.4 million kilometres of these garden
hose-sized, plastic-wrapped cables. The optical fibres inside can transmit data
at speeds of up to 300 terabits per second.

But submarine cables can do far more than just enhance telecommunications. In
fact, a recent conference I attended in London highlighted how a relatively new
generation of cables can also be used to keep us safe from threats such as
climate change and natural disasters."

Cheers,
       *** Xanni ***
--
mailto:xanni@xanadu.net               Andrew Pam
http://xanadu.com.au/                 Chief Scientist, Xanadu
https://glasswings.com.au/            Partner, Glass Wings
https://sericyb.com.au/               Manager, Serious Cybernetics

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