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Mayors of 12 major cities pledge to procure only zero-emission buses from 2025; major areas to be zero-emission by 2030

Green Car Congress

The signatories of the C40 Fossil-Fuel-Free Streets Declaration “ envision a future where walking, cycling, and shared transport are how the majority of citizens move around our cities. ” The cities therefore commit to: Increase rates of walking, cycling and the use of public and shared transport.

Emissions 236
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2019 Keeling Curve Prize winners include Opus 12; conversion of CO2 into fuels and chemicals

Green Car Congress

The KCP winners, announced during a celebration at the Aspen Ideas Festival on Friday, 28 June, were chosen from almost 150 applications from all over the world. Transportation. is using pay-as-you-save financing to help transportation companies switch to electric buses. Energy Access. Social & Cultural Impacts.

2019 207
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On a Budget, a Travel Reporter Learns Invaluable Lessons

Baua Electric

Last spring, I traveled to Aspen, Colo. , As travelers look to reduce their carbon footprint, I frequently look for places that offer greener and more affordable transportation options. In October, I visited Key West, Fla., where I split a room at a hostel with three strangers, all in the name of cost-effectiveness.

Aspen 52
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CALSTART Small Hybrid Bus Working Group Selects StarTrans-Azure Dynamics for National Hybrid Bus Deployment

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StarTrans Bus, a Supreme Indiana Operations Inc. Co, has partnered with Azure Dynamics for the past three years and is the exclusive manufacturer for its G1 series hybrid product.

Hybrid 150
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Study explores energy balance of Fischer-Tropsch diesel via autothermal reforming of pyrolysis oil from biomass residue; spreadsheet offered as tool

Green Car Congress

Modelled process for the conversion of biomass into liquid transportation fuel. The estimated energy efficiencies computed with the spreadsheet are comparable to those obtained with Aspen software. Rosse (2011) Conversion of Residual Biomass into Liquid Transportation Fuel: An Energy Analysis. Credit: ACS, Manganaro et al.

Diesel 223
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Researchers propose CO2 recycling to improve Fischer-Tropsch GTL efficiency and reduce total CO2 emissions

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At this moment, it is very important to render the GTL technology more efficient because we do not need to disturb ourselves to change the energy-related infrastructure and the transportation vehicles already fitted to petroleum if we can effectively convert natural gas to the clean liquid fuels and useful basic chemicals. —Zhang et al.

CO2 262
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EPA Proposes New Regulations for Renewable Fuel Standard to Implement Requirements of EISA; GHG Reduction and Indirect Land Use Change Effects Included

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The proposed rulemaking for RFS2 establishes new specific volume standards for cellulosic biofuel, biomass-based diesel, advanced biofuel, and total renewable fuel that must be used in transportation fuel each year. Earlier post.). Renewable fuels. The models and system boundaries are detailed in section VI of the NPRM. Preamble to the NPRM.

EPA 150