Tech Tip: Occupy Sim-City

simcity

Robert Link: As we think about the difference, say, between Irvine and Davis, both in California, it is natural to wonder if we really know enough about the different cities to understand why things unfold one way at one place but so differently at another.

Peak Oil 102: What To Do Now

Primary Energy Use By Fuel - 1980-2030 Source: theoildrum.com (Renewables is the thin red line atop this graph)

Adam Eran: A recent U.N. study found that raising livestock caused more climate change than all human transportation combined. Currently U.S. agriculture is not even “solar.” We burn ten calories of petroleum to produce one calorie of food.

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