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New stable water-splitting catalyst doesn’t require expensive iridium

Green Car Congress

Researchers have developed a nickel-stabilized, ruthenium dioxide (Ni-RuO 2 ) anode catalyst for proton exchange membrane (PEM) water electrolysis. The Ni-RuO 2 catalyst shows high activity and durability in acidic OER for PEM water electrolysis. Boyang Li of the University of Pittsburgh is co-lead author of the paper.

Water 411
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Study finds Colorado River Basin’s worst known megadrought was 1,800 years ago

Green Car Congress

An even more intense “megadrought” hit the region around 1,800 years ago, according to a new study published in the AGU journal Geophysical Research Letters. The new study used tree-ring data and other climate records to identify a drought period unmatched in severity by the current drought or other ancient droughts.

Colorado 273
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Study finds GWP of electrolyzed hydrogen to meet ORD’s fuel needs would be 2.5x that of fossil fuels with 2020 grid mix

Green Car Congress

Phil Ansell, an aerospace engineer at the University of Illinois Urbana-Champaign, modeled the life cycle carbon dioxide equivalent emissions of liquid hydrogen production required to meet the fuel needs of Chicago’s O’Hare International Airport (ORD) with today’s electric grid mix.

Grid 290
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BMW Group joins sustainable lithium mining project in Chile

Green Car Congress

The aim of the project is to reach a shared understanding of responsible management of natural resources with local interest groups and develop a vision for the future of the Salar de Atacama salt flat in Chile. The study provides a scientific basis for future decisions about lithium sourcing. Earlier post.)

Chile 284
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Study finds relying on “local food” a distant dream for most of the world

Green Car Congress

A study by an international team of researchers led by Aalto University finds that less than one-third of the world’s population could currently meet their demand for food with food produced in their local vicinity. The study also showed that foodsheds are mostly relatively compact areas for individual crops.

Universal 307
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UMD-led study: road salts and other human sources are threatening world’s freshwater supplies

Green Car Congress

But a new study led by Sujay Kaushal of the University of Maryland warns that introducing salt into the environment—whether it's for de-icing roads, fertilizing farmland or other purposes—releases toxic chemical cocktails that create a serious and growing global threat to our freshwater supply and human health.

Supplies 195
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Barrier Breaker Shapes Aerospace Engineering's Future

Cars That Think

The instructor taught Harris how to build a cloud chamber to investigate the collision of alpha particles with water droplets. Wesley, you will go to the University of Virginia [in Charlottesville],” she proclaimed. Harris began his teaching career by breaking down barriers at the University of Virginia in 1968. Harris’s Ph.D.

Engine 90