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How megacities are changing the map of the world

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    I want you to reimagine
    how life is organized on earth.
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    Think of the planet like
    a human body that we inhabit.
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    The skeleton is the transportation system
    of roads and railways,
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    bridges and tunnels,
    air and seaports
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    that enable our mobility
    across the contient.
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    The vascular system
    that powers the body
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    with oil and gas pipelines
    that distribute energy.
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    And the nervous system
    of communications
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    is the internet cables,
    satellites, cellular networks
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    and data centers that allow
    us to share information.
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    This ever-expanding infrastructural matrix
    of 64 million kilometers of roads,
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    4 million kilometers of railways,
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    2 million kilometers of pipelines,
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    and 1 million kilometers
    of internet cables.
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    What about international borders?
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    We have less than
    500,000 kilometers of borders.
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    Let's build a better map
    of the world.
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    And we can start by overcoming
    some ancient mythology.
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    There's a saying with which
    all students of history are familiar:
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    "Geography is destiny."
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    Sounds so grave, doesn't it?
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    It's such a fatalistic adage.
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    It tells us that landlocked countries
    are condemned to be poor,
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    that small countries cannot escape
    their larger neighbors,
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    that vast distances are insurmountable.
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    But every journey I take
    around the world,
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    I see an even greater force
    sweeping the planet:
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    connectivity.
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    The global connectivity revolution,
    in all of its forms --
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    transportation, energy
    and communications--
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    has enabled such a quantum leap
    in the mobility of people,
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    of goods, of resources,
    of knowledge,
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    such that we can no longer think
    of geography as distinct from it.
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    In fact, I view the two forces
    as fusing together
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    into what I call connectography.
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    Connectography represents
    a quantum leap
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    in the mobility of people, resources
    and ideas,
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    but it is an evolution,
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    an evolution of the world from
    political geography,
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    which is how we legally divide
    the world,
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    to functional geography,
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    which is how we actually
    use the world,
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    from nations and borders,
    to infrastructure and supply chains.
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    Our global system is evolving
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    from the vertically integrated
    empires of the 19th century,
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    through the horizontally,
    interdependent nations
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    of the 20th century,
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    into a global network civilization
    in the 21st century.
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    Connectivity, not sovereignty,
    has become
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    the organizing principle
    of the human species.
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    (Applause)
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    We are becoming this global network
    civilization
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    because we are literally building it.
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    All of the world's defense budgets
    and military spending
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    taken together total just under
    2 trillion dollars per year.
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    Meanwhile, our global infrastructure
    spending is projected to rise
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    to 9 trillion dollars per year
    within the coming decade.
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    And, well, it should.
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    We have been living off
    an infrastructure stock
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    meant for a world population
    of 3 billion,
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    as our population has crossed
    7 billion to 8 billion
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    and eventually 9 billion and more.
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    As a rule of thumb, we should spend
    about 1 trillion dollars
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    on the basic infrastructure needs
    of every billion people in the world.
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    Not surprisingly, Asia is in the lead.
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    In 2015, China announced the creation
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    of the Asia Infrastructure
    and Investment Bank,
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    which together with a network
    of other organizations,
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    aims to construct a network
    of iron and silk roads,
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    stretching from Shanghai to Lisbon.
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    And as all of this topographical
    engineering unfolds,
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    we will likely spend more
    on infrastrucutre
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    in the nest 40 years,
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    we will build more infrastructure
    in the next 40 years,
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    than we have in the last 4,000 years.
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    Now let's stop and think about it
    for a little minute.
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    Spending so much more
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    on building the foundations
    of global society
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    rather than on the tools
    to destroy it
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    can have profound consequences.
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    Connectivity is how we optimize
    the distribution
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    of people and resources
    around the world.
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    It is how mankind comes to be more
    than just the sum of its parts.
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    I believe that is what is happening.
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    Connectivity has a twin megatrend
    in the the 21st century:
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    planetary urbanization.
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    Cities are the infrastructures
    that most define us.
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    By 2030, more than two thirds
    of the world's population
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    will live in cities.
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    And these are not mere dots
    on the map,
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    but they are vast archepelagos
    stretching hundreds of kilomters.
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    Here we are in Vancouver,
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    at the head of the Cascadia Corridor
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    that stretches south across the US border
    to Seattle.
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    The technology powerhouse
    of SIlicon Valley
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    begins north of San Francisco
    down to San Jose
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    and across the bay to Oakland.
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    The sprawl of Los Angeles
    now passes San Diego
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    across the Mexican border
    to Tijuana.
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    San Diego and Tijuana
    now share an airport terminal
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    where you can exit into either country.
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    Eventually, a high-speed rail network
    may connect the entire Pacific spine.
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    America's northeastern megalopolis
    begins in Boston through New York
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    and Philadelphia to Washingotn.
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    It contains more than 50 million people
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    and also has plans for a high-speed
    rail network.
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    But Asia is where we really see
    the magacities coming together.
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    This continous strip of light
    from Tokyo through Negoya
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    to Osaka contains
    more than 80 million people,
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    and most of Japan's economy.
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    It is the world's largest megacity.
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    For now.
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    But in China, megacity clusters
    are coming together
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    with populations reaching
    100 million people.
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    The Yangtze River Delta
    around Shanghai
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    and the Pearl River Delta,
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    stretching from Hong Kong
    to ?
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    And in the middle,
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    the ? mgacity,
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    whose geographic footprint
    is almost the same size
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    as the country of Austria.
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    And any number of these
    megacity clusters
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    has a GDP approaching
    2 trillion dollars,
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    that's almost the same
    of all of India today.
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    So imagine if our global diplomatic
    institutions like the G20
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    were to base their membership
    of economic size
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    rather than national representation.
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    Some Chinese megacities may be in
    and have a seat at the table,
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    while entire countries,
    like Argentina and Indonesia may be out.
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    Moving to India, whose population
    will soon exceed that of China,
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    it too has a number of megacity clusters,
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    such as the Delhi capital region
    and Mumbai.
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    In the Middle East, greater Tehran
    is absorbing
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    one third of Iran's population.
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    Most of Egypt's 30 million people
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    live in the corridor between
    Cairo and Alexandria.
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    And in the gulf, a necklace
    of citystates if forming,
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    from Bahrain to Qatar,
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    through the United Arab Emirates
    through Muscat in Oman.
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    And then there's Lagos,
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    Africa's largest city
    and Nigeria's commerical hub.
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    It has plans for a rail network
    that will make it the anchor
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    of a vast Atlantic coastal corridor,
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    stretching across Benin,
    Togo and Ghana,
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    to Abidjan, the capital
    of the Ivory Coast.
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    But these countries
    are suburbs of Lagos.
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    In the megacity world,
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    countries can be suburbs of cities.
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    By 2030, we will have as many
    as 50 such megacity clusters
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    in the world.
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    So which map tells you more?
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    Our traditional map of 200 discret nations
    that hang on most of our wallls,
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    or this map of the 50 megacity clusters?
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    And yet, even this is incomplete
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    because you cannot understand
    any individual me
Title:
How megacities are changing the map of the world
Speaker:
Parag Khanna
Description:

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Video Language:
English
Team:
closed TED
Project:
TEDTalks
Duration:
20:34

English subtitles

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