Tag Archives | twin cities

Urban Endosymbiosis

Endosymbiosis in biology refers to the idea that organelles of eukaryotic cells (like mitochondria and chloroplasts) were originally free-living micro-organisms that combined symbiotically (to mutual benefit). In Chapter 7: Good Roads of The Transportation Experience: Second Edition, we identify an example of what we might call techno-endosymbiosis, when we write: Charles Kettering developed the electric starter, which […]

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Denver Union Station

With Denver on the FasTracks, Hoping the Twin Cities Aren’t Derailed

Last month Denver opened its long-awaited A Line train service connecting downtown and Denver International Airport. The twenty-three mile service takes thirty-seven minutes and costs nine dollars each way. The important fact that Minneapolis has had downtown to airport train service for 12 years notwithstanding, the opening of Denver’s A Line is symbolic of something much more. The […]

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