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Study finds wind concentrates pollutants with unexpected order in an urban environment

Green Car Congress

Cities—with their canyons, isolated greenery, and congested traffic—create seemingly chaotic and often powerful wind patterns known as urban flows. The paper by researchers from Arizona State University and Notre Dame is published in the American Institute of Physics (AIP) journal Physics of Fluids.

Pollution 231
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LLNL-led team to use microorganisms to separate and purify rare-earth elements; biomining

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Rare earths bearing core sample drilled at La Paz, Arizona. To date, the chemical processes required to extract and purify REEs have been complex and harmful to the environment. REEs are a set of 17 elements in the periodic table that includes the 15 lanthanides plus scandium and yttrium.

Kentucky 259
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Correction: Univ. of Arizona, Univ. of Queensland, & Others Beat Stanford To 100% Clean, Renewable Electricity

CleanTechnica EVs

I recently wrote about Stanford University’s commitment to go 100% renewable when it comes to electricity. The university claimed to be the “first research university to use 100% renewable electricity.” ” Being a research university, I assumed that Stanford had done its research.

Renewable 116
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MIT study: half of US deaths related to air pollution are linked to out-of-state emissions

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In general, the researchers find that when air pollution is generated in one state, half of that pollution is lofted into the air and carried by winds across state boundaries, to affect the health quality of out-of-state residents and increase their risk of early death. —Steven Barrett. Early-death source–receptor matrices for 2011.

MIT 307
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NASA, Boeing finish tests of 757 vertical tail with active flow control technology

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have completed wind tunnel testing of a full-scale Boeing 757 vertical tail model equipped with active flow control (AFC) technology. took place at the US Air Force’s Arnold Engineering Development Center’s 40- by 80-foot wind tunnel at Ames in Moffett Field, Calif. modified and refurbished the tail into a wind tunnel model.

Wind 230
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Ford tests Fusion Hybrid autonomous research vehicles driving in complete darkness

Green Car Congress

Driving in pitch black at Ford Arizona Proving Ground marks the next step on the company’s efforts to delivering fully autonomous vehicles. million laser pulses a second to precisely scan the surrounding environment. Sure enough, it stayed precisely on track along those winding roads. LiDAR sensors shoot out 2.8

Fusion 150
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The unique role some Tribal nations are taking in the EV transition

Plug in America

As an example, Northern Arapaho member Patrick Lawson has been leading an effort to install EV chargers at the Wind River Reservation and other areas of Wyoming with his Wild West EV company. Through Bob’s efforts, the Red Lake Nation was designated as the first TEDO by the US Department of the Interior.

Wyoming 91