planted city

Urban Metabolism: ‘Cities, Scaling and Sustainability’ (Video)

From The Santa Fe Institute via YouTube:

Humanity’s greatest social innovation remains the city, says an article in the October 2011 issue of The Atlantic mentioning SFI research that finds surprising statistical regularities among cities, patterns the researchers relate to an underlying “urban metabolism.”

Related:

• ‘A physicist turns the city into an equation’ (New York Times)
• ‘Geoffrey West: The surprising math of cities and corporations’ (TED Talks)

(Infographic: World Bank)

When we think about global warming at all, the arguments tend to be ideological, theological and economic. But to grasp the seriousness of our predicament, you just need to do a little math. For the past year, an easy and powerful bit of arithmetical analysis first published by financial analysts in the U.K. has been making the rounds of environmental conferences and journals, but it hasn’t yet broken through to the larger public. This analysis upends most of the conventional political thinking about climate change. And it allows us to understand our precarious – our almost-but-not-quite-finally hopeless – position with three simple numbers.

The First Number: 2° Celsius 

The Second Number: 565 Gigatons 

The Third Number: 2,795 Gigatons 

You can read the article here.