And the undersea cables that connect continents can't keep up with today's network speeds.
Until now, state-run Videsh Sanchar Nigam has enjoyed monopoly access to undersea cables, which are vital for providing such connections.
Thus Italy could build solar arrays in north Africa, as long as it laid undersea cables to bring back the electricity.
Undersea cables used to send power from wind turbines in Ireland to Wales could be copied in Somerset, an MP has said.
BBC: National Grid urged to use underground cables in Somerset
Treasury, he said, was in advanced planning for offshore wind farms to tap into the British and Irish power grids via undersea cables.
Mr Vajpayee has ended the monopoly and will allow private Internet service providers to do their own deals with the operators of undersea cables.
But Katmai blew up in a remote and little-populated area, while Tambora's explosion took place before the advent of undersea cables and international news agencies.
Plans to lay undersea cables from Iceland, a geothermal power leader which sits atop more potential than it can consume, would provide a renewable power source to Scotland.
Bharti and others are planning undersea cables, which could turn the trickle of data that can now pass between India and the rest of the world into a torrent.
Plans released by the firm show how undersea cables will run from the windfarm, which will be 20 miles off the coast at Mablethorpe to the shore at Anderby Creek.
Dewang Mehta, president of India's National Association of Software and Service Companies, estimates that greater competition for the use of undersea cables will bring the cost of Internet access for companies down by over 50%.
The project will tap existing undersea fiber optic cables and communications satellites to transmit information some 100 times faster than currently possible.
Other improvements will include the running of new and some existing high voltage cables underground, particularly where they affect areas of outstanding natural beauty, and the construction of a new undersea link connecting Scotland with England and Wales.
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