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Systems > Internet

INTERNET

Telecommunications infrastructure includes telephone, television, radio, distribution and maintenance buildings, antennae, and fiber optic cables. Several of these cables are submarine cables laid over the ocean floor. 1 These systems are especially critical to connect remote and rural areas in the Gulf of Maine and provide digital equity, or access to the “necessary information technology resources to participate in society, democracy, and the economy fully.” 2


Map of submarine cables in the Charles Subbasin. Landing stations are the locations where telecommunications cables laid across the seafloor emerge from the ocean.
Map of submarine cables in the Charles Subbasin. Landing stations are the locations where telecommunications cables laid across the seafloor emerge from the ocean.

Submarine cables send data across the seafloor.
Submarine cables send data across the seafloor.

Telecommunications infrastructure is vulnerable to wind loading, as well as coastal and inland flooding at support facilities, and increasing high temperature days that affect electronics. Telecommunications systems are critically dependent on electrical power and transportation access. 3


The availability and access of these systems illustrate ongoing inequities between rural and urban areas.


1 While the first submarine cables carried telegraphic traffic, the network has expanded to transmit data, voice transfers, and power transmission. See “Submarine Cables,” National Oceanic and Atmospheric Administration, March 5, 2024, www.noaa.gov/submarine-cables.

2 Digital equity includes not only access to devices and the internet, but also the ability to participate, necessitating digital literacy training. “What is digital equity?” Internet Society Foundation, June 2023, accessed June 25, 2025, www.isocfoundation.org/2023/06/what-is-digital-equity.


3 United States Department of Homeland Security, “Casco Bay Region Climate Change Resiliency Assessment” (Washington, D.C.: United States Department of Homeland Security, 2016):2, https://digitalcommons.usm.maine.edu/cgi/viewcontent.cgi?article=1192&context=cbep-publications.

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