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Big Blue Bus investing $18.2M to upgrade bus fleet; Cummins-Westport Near-Zero NOx engines

Green Car Congress

million in Federal Transit Administration (FTA) and California Proposition 1B Bond funds to replace fifty 40-foot New Flyer buses purchased between 2004 and 2006. In 2015, Big Blue Bus became one of the country’s first municipal transit agencies to convert its entire fleet to renewable natural gas (RNG).

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Sasol embarking on feasibility study on a US gas-to-liquids facility in Louisiana

Green Car Congress

GTL transportation fuel is cleaner burning than conventional diesel with a roughly comparable, and potentially lower, greenhouse gas profile, Sasol says. Sasol converts gas and coal into liquid fuels, fuel components and chemicals through proprietary Fischer-Tropsch (FT) processes. Earlier post.)

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Measurements of CO2 and CO in China’s Air Indicate Sharply Improved Combustion Efficiency

Green Car Congress

A team of atmospheric scientists and environmental engineers from Harvard University and Tsinghua University in Beijing have continuously measured atmospheric CO 2 and carbon monoxide (CO) levels in rural Miyun, about 100 km northeast of Beijing, since November 2004.

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Small-displacement two-stroke H2 engine could address performance and emissions cost-effectively for recreational market; potential for Asian motor vehicle fleet

Green Car Congress

In 2004, Asif Faiz and Surhid Gautam, both of the World Bank, published a paper in the International Journal of Vehicle Design exploring different technical and policy options for reducing emissions from 2-stroke engines. —Faiz and Gautam (2004). ASME ICEF2012-92047). 2004.003891.

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FAA Awards Contracts for $125M to 5 Companies to Accelerate More Environmentally Friendly Aviation Technology; Renewable Fuels, Engines, Wings and Flight Management

Green Car Congress

Drop-in alternative fuels will require no significant modifications to aircraft and engines and with a goal of performing more efficiently, and cleaner than current fossil-based fuels. Safety and transition strategies that enable “drop in” replacement for petroleum-derived aviation fuels.

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Plug-In Hybrids (or Plugin Hybrids)

Tony Karrer Delicious EVdriven

2 Plug-in hybrids are cleaner 3 Plug-in hybrids are cheaper 4 Plug-in hybrids are domestic 5 Plug-in hybrids already exist 1. So youll have a cleaner, cheaper, quieter car for your local travel, and the gas tank is always there should you need to drive longer distances. What Are Plug-In Hybrids? You dont have to plug it in.

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Soot and Spin: Two Plug-in Paradoxes

Plugs and Cars

The catalytic converter that keeps the ICE from being a gross polluter in conventional cars and hybrids however, isn't kept warm by the continual embrace of an ever-churning engine in a hybrid with all-electric range. Third-party and DIY converters can't muck with every system on a car. Cold starts mean more pollution.

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