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Josie Garthwaite

Journalist covering science, technology & environment

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Category Archives: Energy

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A Rare Look Inside Carmakers’ Drive for 55 MPG (National Geographic)

August 18, 2012 by Josie Garthwaite

The next generation of cars will look much like today’s, but will weigh less, have better aerodynamics, and smarter systems that can ramp power up or down as needed.

Categories: Energy, Mobility & Transport, National Geographic, Policy, Technology

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Q. and A.: A Panoramic View of Energy Innovation (The New York Times)

June 12, 2012 by Josie Garthwaite

Arun Majumdar, founding director of ARPA-E, reflects on his time in Washington, the future of energy innovation, his experience seeking bipartisan support from Congress and what he has coming up next.

Categories: Energy, Policy, The New York Times

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Unlocking Seaweed’s Next-Gen Crude: Sugar (The New York Times)

January 24, 2012 by Josie Garthwaite

A start-up pins its hopes on research showing that a genetically modified strain of bacteria can break down the sugars in brown seaweed, or macro-algae, to produce ethanol.

Categories: Energy, Science

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How Ultracapacitors Work (and why they fall short) (GigaOM)

July 13, 2011 by Josie Garthwaite

Hang around the energy storage crowd long enough, and you’ll hear chatter about ultracapacitors. Tesla Motors CEO Elon Musk has said he believes capacitors will even “supercede” batteries. What is it that makes ultracapacitors such a promising technology? And where do they fall short?

Categories: Energy, GigaOM, Technology

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Would a New Nuclear Plant Fare Better than Fukushima? (National Geographic)

March 24, 2011 by Josie Garthwaite

Would brand-new reactors have fared better in the power outage that triggered dangerous overheating at one of Japan’s oldest power plants? Not necessarily. The vast majority of plants under construction around the world are the same 1970s vintage as Fukushima Daiichi, and without integrated passive safety systems.

Categories: Energy, National Geographic, Policy, Technology

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LEDs Are Getting Ready for the Spotlight (Technology Review)

January 13, 2011 by Josie Garthwaite

Nearly half a century after their invention, light-emitting diodes are moving into the spotlight for businesses looking to save energy.

Categories: Business, Energy, Technology, Technology Review

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Did you know? (Carnivores Among Us)

Coyotes now inhabit every state in the country except Hawaii, eating mostly rodents, rabbits, and fruit.

— "Learning to Live With Urban Coyotes"

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Did you know? (Going Without)

Desert tortoises in the Mojave are able to survive a year or more without water and live for as long as 80 years.

— "World's Largest Solar Plant Ready to Shine"

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Did you know? (Creepy Crawlers)

A nearly 10-foot-long relative of the centipede called the Arthropleura splashed through Inner Mongolia's swampland 298 million years ago.

— "Into the Permian Woods"

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