Earth2Tech Week In Review


MAP: U.S. Green Car Battery Buildout: With the Department of Energy opening a spigot of cash to support battery manufacturing projects over the next three years, we’re on the verge of a rapid buildout in the U.S. We’ve put together this map to help keep track of who’s in the running. We’re at 35 battery projects and counting.

Why the Kindle Is Good for the Planet: According to a report from the Cleantech Group, one e-Book device on average can displace the buying of about 22.5 physical books per year, and thus deliver an estimated savings of 168 kg of CO2 per year. Hot diggity.

CHEAT SHEET: How Green Are City Car-Sharing Networks? Not all car-sharing networks are created equal when it comes to deploying ultra-efficient, hybrid and plug-in models. We’ve put together a cheat sheet showing how they compare on availability of green cars, price and scale.

How Digital Music Can Fight Climate Change: A group of researchers from Carnegie Mellon University, Lawrence Berkeley National Laboratory and Stanford University, including longtime IT energy researcher Jonathan Koomey have concluded that, in general, buying digital music reduces the energy and CO2 emissions associated with delivering music by 40-80 percent compared with traditional CD distribution methods.

5 Misconceptions About Electric Car Charging: Here’s five misconceptions about charging infrastructure for electric cars that we learned from the folks at the Plug-In 2009 conference.

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