Tag Archives: University of Minnesota

NASA seeing sprites

From the NASA/Goddard Space Flight Center High above the clouds during thunderstorms, some 50 miles above Earth a different kind of lightning dances. Bursts of red and blue light, known as “sprites,” flash for a scant one thousandth of a … Continue reading

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Posted in lightning, Space, Weather | Tagged , , , , , , , | 28 Comments

New study demonstrates the role of urban greenery in CO2 exchange

From the University of California – Santa Barbara In what might be the first study to report continuous measurements of net CO2 exchange of urban vegetation and soils over a full year or more, scientists from UC Santa Barbara and … Continue reading

Posted in Carbon dioxide | Tagged , , , , , , | 57 Comments

130 mph biocoal steam engines – another high speed rail boondoggle?

My grandfather made steam engines, my father made a scale steam locomotive for taking children on rides in the park and at the fair. Some of my happiest memories as a child were of sitting behind my father in the … Continue reading

Posted in Carbon footprint, Coal, Green tech, Sustainability | Tagged , , , , , , , | 187 Comments

New multiferroic alloy creates electricity from waste heat

From the University of Minnesota via Eurkealert today, this looks interesting: University of Minnesota engineering researchers discover source for generating ‘green’ electricity   University of Minnesota engineering researchers in the College of Science and Engineering have recently discovered a new … Continue reading

Posted in Energy | Tagged , , | 136 Comments

The greens worst nightmare? A CO2 to Oil process

From the University of Minnesota: U of M researchers close in on technology for making renewable “petroleum” using bacteria, sunlight and carbon dioxide MINNEAPOLIS / ST. PAUL (03/23/2011) —University of Minnesota researchers are a key step closer to making renewable … Continue reading

Posted in Carbon dioxide, Energy | Tagged , , , | 168 Comments