National Geographic : 2015 Jun
AFRICA ASIA NORTH AMERICA SOUTH AMERICA AUSTRALIA EUROPE 1 2 3 4 5 VANUATU TONGA VANUATU SINGAPORE TONGA Arctic F ibre HiberniaExpress EXISTING CABLE Cities with the most international Internet bandwidth 1. London 2. Frankfurt 3. Amsterdam 4. Paris 5. New York PLANNED CABLE SUBMARINE CABLE ANATOMY Tar-soaked nylon yarn Copper sheath Polyethylene Galvanized armor wires High-strength steel Silicone gel Optical fibers LINKED IN Small South Pacific island nations Tonga and Vanuatu were recently added to the fiber-optic grid, leaving only a handful of countries, plus Antarctica, unconnected. CHOKE POINTS Construction in Asia and the Middle East aims to make the system less vulnerable to local breakdowns at busy nodes like Singapore and Egypt. RYAN MORRIS AND MATTHEW TWOMBLY, NGM STAFF. SOURCE: TELEGEOGRAPHY (MAP DATA AS OF DECEMBER 2014) 185 Terabits per second 11.1 2007 2014 RISE OF BANDWIDTH Use has soared 16-fold since 2007. Europe’s traffic leads the surge; the Middle East and Africa have the fastest growth rates.