# Underground, submarine and superconducting cables: Overview

Hidden power highways under cities, farmland and the seabed

Source page: https://www.materialinsights.org/energy/e_cables/overview/

What this tile covers Buried and undersea cables for cities, offshore wind and international links; superconducting pilots.

#### Key facts

| **Form** | Electricity |
|---|---|

#### Included from the reference tables

- Underground city cabling
- Submarine cables
- Superconducting cables (pilots)

#### Linked to the material world
[Cu Copper](https://www.materialinsights.org/commodities/copper/)[Al Aluminium](https://www.materialinsights.org/commodities/aluminum/)

#### Also in Electricity
[HVAC AC transmission](https://www.materialinsights.org/energy/e_hvac/)[HVDC HVDC links](https://www.materialinsights.org/energy/e_hvdc/)[Dist Distribution grids, mini-grids and interconnectors](https://www.materialinsights.org/energy/e_distribution/)[RW Railway electrification and wireless power](https://www.materialinsights.org/energy/e_rail_wireless/)

Explore paths from here
 More on this tile in the tabs above: how it works, efficiency and losses, technology advances, value chain, geopolitics and regulation, unit economics, impact on the biosphere.

## Other sections

- [Summary](https://www.materialinsights.org/energy/e_cables/index.md)
- [Correlation](https://www.materialinsights.org/energy/e_cables/correlation/index.md)
- [How it works](https://www.materialinsights.org/energy/e_cables/explain/index.md)
- [Efficiency and losses](https://www.materialinsights.org/energy/e_cables/efficiency/index.md)
- [Technology advances](https://www.materialinsights.org/energy/e_cables/advances/index.md)
- [Value chain](https://www.materialinsights.org/energy/e_cables/valuechain/index.md)
- [Geopolitics and regulation](https://www.materialinsights.org/energy/e_cables/geopolitics/index.md)
- [Unit economics](https://www.materialinsights.org/energy/e_cables/economics/index.md)
- [Impact on the biosphere](https://www.materialinsights.org/energy/e_cables/biosphere/index.md)
- [Relationships](https://www.materialinsights.org/energy/e_cables/links/index.md)