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NREL supports propane-to-electricity shuttle bus conversion at Zion National Park

Green Car Congress

The National Park Service (NPS) originally deployed the propane buses in 2000 to reduce congestion along the park’s main traffic corridor. Each bus pulls a passenger trailer.

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Roskill: world copper market size previously underestimated; EVs to account for 3.1-4.0Mt net growth by 2035

Green Car Congress

This new original data has been used to verify historical time series statistics of apparent and reported refined copper consumption and to calculate new unique series of direct scrap use volumes that are now the most comprehensive and accurate available to the industry. Conversely, ample supplies of scrap will have the reverse effect.

Market 186
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Study finds that replacement programs that reduce vehicle lifetime can result in increased lifecycle CO2 emissions

Green Car Congress

Effects of changes in the average lifespan of ordinary passenger cars newly registered between 1990-2000 on total induced CO 2 emissions in 2000. Conversely, encouraging shortened vehicle lifetime via vehicle replacement schemes can result in higher total-induced greenhouse gas emissions, the authors found. Click to enlarge.

Emissions 218
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A Brief History of the Office Cubicle

Cars That Think

meters for normal conversation. In 2000, the Bose Corp. This video shows the Action Office and its successor, the Action Office 2: The History of Herman Miller Action Office II (AO2) www.youtube.com The book lays out quantitative guides for best practices, such as not having to speak louder than 60 decibels over a distance of 1.8

Design 101