Denser cities are smarter and more productive

Density brings people and firms closer together.

One of the most important, and at times contentious topics in urban development is density.  Density plays an important role in economic growth. Density brings people and firms closer together which makes it easier to share and exchange information, invent new technologies, and launch new firms.

 

 

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Mobile phones will soon exceed the human population

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A World Bank report details the astounding growth of mobile since the year 2000.  Just 12 years ago there were less than a billion mobile subscriptions worldwide. Today, there are more than 6 billion and the count will “will soon exceed that of the human population,” according to the Bank (it is common in many countries for one person to own multiple SIM cards). Three-quarters of the world population now has access to a mobile phone.

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Researchers predict next great depression by 2030

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Physicist Graham Turner says “the world is on track for disaster.”

Researchers at Jay W. Forrester’s institute at MIT in a new study says that the world could suffer from “global economic collapse” and “precipitous population decline” if people continue to consume the world’s resources at the current pace.

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War on baby girls goes global

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Sex-selective feticide is warping the balance between male and female births and consequently skewing the sex ratios for the rising generation.

The world over the past three decades has come to witness an ominous and entirely new form of gender discrimination: sex-selective feticide.  The feticide is implemented through the practice of surgical abortion with the assistance of information gained through prenatal gender determination technology. All around the world, the victims of this new practice are overwhelmingly female and occurs all around the world.  In fact is is almost universally female.

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4.74 degrees of separation – the world is smaller than you thought

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The average number of links from one arbitrarily selected person to another was 4.74.

Scientists at Facebook and the University of Milan are adding a new chapter to the research that cemented the phrase “six degrees of separation” into the language.  They have reported that the average number of acquaintances separating any two people in the world was not six but 4.74.

 

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Man-mad world – diagrams show how technology has taken over Earth

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Global map showing major road and rail networks over land, along with transmission line and underwater cable data superimposed over satellite images of cities illuminated at night

The images show silvery threads stretching around the dark globe that create a dramatic spider’s web showing the patterns of our global sprawl. (Pics)

 

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Global population to hit 7 billion in 2011

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“7 billion and counting”

The global population is expected to surpass 7 billion later this year, up from 6 billion in 1999. An estimated 2.3 billion more people will be added—nearly as many as inhabited the planet as recently as 1950 between now and 2050. The population will reach 10.1 billion in 2100 according to new estimates from the Population Division of the Department of Economic and Social Affairs of the United Nations.

 

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