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WHYY reports Philadelphia’s Proterra electric bus fleet sidelined due to cracked chassis and other defects

Green Car Congress

But internal communications, obtained by WHYY’s PlanPhilly through a right-to-know request, reveal the incident shook SEPTA’s top executives and triggered a serious reevaluation of its plans to convert more of its fleet to electric power. Proponents, like engineering professor Jeremy J.

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HEI ACES study of lifetime animal exposure to New Technology Diesel Engine exhaust finds no lung cancer

Green Car Congress

exhaust from heavy-duty diesel engines meeting EPA 2007 and later emissions requirements—has found no evidence of carcinogenic lung tumors. The engine was run on a unique and strenuous operating cycle that represented more closely the behavior of modern engines than operating cycles used in older long-term studies of TDE.

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Thermal Solar Goes Where PVs Can’t

Cars That Think

The heat can drive steam turbines or engines to generate electricity around the clock. states and countries adopting measures to curb greenhouse gas emissions, now "might be the right time for CSP to become more broadly applicable," said Margaret Gordon , the CSP program manager at Sandia National Laboratories in Albuquerque, N.M.

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Thermal Solar Goes Where PVs Can’t

Cars That Think

The heat can drive steam turbines or engines to generate electricity around the clock. states and countries adopting measures to curb greenhouse gas emissions, now "might be the right time for CSP to become more broadly applicable," said Margaret Gordon , the CSP program manager at Sandia National Laboratories in Albuquerque, N.M.

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Obama Administration launches series of actions to accelerate EV adoption; inc. $4.5B in loan guarantees, pursuing 350 kW fast charge

Green Car Congress

DOT will also evaluate applications based on their ability to reduce emissions and collaborate across the public and private sector. DOE and DOT have also agreed to partner on the development of a 2020 vision for a national network of fast charging stations for EVs in order to facilitate coast to coast, nationwide zero emissions travel.

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First results from HEI/ACES murine study find few biologic effects from exposure to exhaust from new technology diesel engines

Green Car Congress

The first results of a comprehensive study of the health effects of exposure to new technology diesel engines has found no evidence of gene-damaging effects in the animals studied, and only a few mild effects on the lungs, according to a report issued today by the Health Effects Institute (HEI). —Dan Greenbaum, President of HEI.

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