Green Car Congress

OCTOBER 11, 2017

Researchers from Carnegie Mellon University and the University of Pittsburgh have found that the air pollution and greenhouse gas costs of shipping crude by rail are nearly twice as large as those for oil pipelines. Their estimations were also based on The Pipeline and Hazardous Materials Safety Administration’s 2015 study.

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Pollution North Dakota Cost Of Oil 230

Green Car Congress

APRIL 20, 2020

A study by an international team of researchers led by Aalto University finds that less than one-third of the world’s population could currently meet their demand for food with food produced in their local vicinity. The study also showed that foodsheds are mostly relatively compact areas for individual crops.

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Universal Global Waste North America 307

Green Car Congress

MAY 1, 2022

ClearFlame Engine Technologies, a startup developing net-zero engine technology ( earlier post ), announced the publication of an independent study that finds ClearFlame’s technology could help fleet owners and other heavy-duty truck operators lower total costs while meeting sustainability goals sooner than currently available alternatives.

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Emissions Engine Diesel Miles 370

Green Car Congress

JULY 9, 2019

The arrival of ridehailing is associated with an increase of approximately 3 percent in the number of motor vehicle fatalities and fatal accidents, according to research from the University of Chicago Booth School of Business and Rice University. From the study, Barrios et al.

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Chicago 2001 2016 Universal 284

Green Car Congress

OCTOBER 18, 2022

In an open-access report in the journal Environmental Pollution , researchers from UCLA and the University of Chicago estimate that California’s wildfire carbon dioxide equivalent (CO 2 e) emissions from 2020 (~127 mmt CO 2 e ) are approximately two times higher than California’s total greenhouse gas (GHG) emission reductions since 2003.

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2003 2020 Climate Change Pollution 447

Green Car Congress

JANUARY 27, 2020

In a working paper for the National Bureau of Economic Research (NBER), a team from UC Berkeley, UC Santa Barbara and Carnegie Mellon University (CMU) calculate that the social cost of the phase out of nuclear electricity production in Germany is approximately $12 billion per year.

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Cost Of Germany Pollution 2017 268

Green Car Congress

AUGUST 20, 2021

A patented process for converting alcohol sourced from renewable or industrial waste gases into jet or diesel fuel is being scaled up at the US Department of Energy’s Pacific Northwest National Laboratory with the help of partners at Oregon State University and the carbon-recycling experts at LanzaTech. Image: Oregon State University).

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Cost Of Oregon Conversion Waste 273

Green Car Congress

JULY 13, 2019

Efforts to shift away from fossil fuels and replace oil and coal with renewable energy sources can help reduce carbon emissions but do so at the expense of increased inequality, according to a new study by researchers at Portland State University (PSU) and Vanderbilt University. —Julius McGee.

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Renewable Energy Portland Climate Change 292

Green Car Congress

MARCH 14, 2014

A study by a team from the Howard H. Baker Center for Public Policy at the University of Tennessee, Knoxville and Oak Ridge National Laboratory concludes that starting the California ZEV (Zero Emission Vehicle) mandates five years earlier or doubling their intensity increases upfront costs but also increases benefits by a greater amount.

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Electrical Electric California Tennessee 326

Green Car Congress

JULY 7, 2013

Results from a new study by researchers from the Universities of Bristol and Cambridge in the UK has suggest that the social cost of carbon dioxide is higher in a low economic growth world. A paper on the study was published in the journal Nature Climate Change. Nature Climate Change doi: 10.1038/nclimate1935.

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Climate Climate Change Carbon Cost Of 247

Green Car Congress

APRIL 2, 2019

A new study finds that environmental damage caused by corn production results in 4,300 premature deaths annually in the United States, representing a monetized cost of $39 billion. —lead researcher Jason Hill, associate professor at the University of Minnesota (UMN) College of Food, Agricultural and Natural Resource Sciences.

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Pollution Production Minnesota United States 326

Green Car Congress

FEBRUARY 1, 2019

Researchers from Japan’s NIMS (National Institute for Materials Science), the University of Tokyo and Hiroshima University have jointly conducted a techno-economic analysis for hydrogen production from photovoltaic power generation (PV) utilizing a battery-assisted electrolyzer. This approximately converts to US$1.92 to US$3.00/kg

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Low Cost Hydrogen Solar Japan 403

Green Car Congress

AUGUST 18, 2020

A new study led by researchers from Northwestern University projects that if electric vehicles replaced 25% of combustion engine cars currently on the road, the United States would save approximately $17 billion annually by avoiding damages from climate change and air pollution. Results show that in more aggressive scenarios—i.e.,

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Climate Change Pollution Climate 2014 261

Green Car Congress

MAY 8, 2023

Yavuz of King Abdullah University of Science and Technology (KAUST), Prof. Bo Liu from University of Science and Technology of China (USTC), and Prof. Methane hydrate is studied for its ability to capture and trap gas molecules such as carbon dioxide under high pressure. Nguyen, Cafer T. 2023.101383

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Cheap CO2 Carbon Universal 473

Green Car Congress

OCTOBER 12, 2020

A new study by a team from San Jose State University and Stanford University has found that—even under heightened damage estimates—the additional mitigation costs of limiting global warming to 1.5 °C C (relative to 2.0 °C) An open-access paper on their work appears in the journal PLoS ONE.

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San Jose Climate Change Climate Global 243

Green Car Congress

JANUARY 24, 2014

In a new study published in the journal Applied Energy , Carnegie Mellon University (CMU) researchers found that controlled charging of plug-in hybrid electric vehicles (PHEVs) reduces the costs of integrating the vehicles into an electricity system by 54–73% depending on the scenario. Weis et al. Click to enlarge.

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Wind PHEV Cost Of Powered 286

Green Car Congress

JULY 19, 2021

In an open-access study published in the journal Sustainable Cities and Society , Francesco Orsi, of the Landscape Architecture and Spatial Planning Group, Wageningen University & Research, the Netherlands, suggests that widespread adoption of electric vehicles may have a negative impact on land use.

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Tampa Netherlands Cheap USA 273

Green Car Congress

NOVEMBER 8, 2016

The distribution of California’s clean vehicle rebates across different socioeconomic groups has been uneven, with higher income groups more likely to receive rebates, according to a new study by a team from the University of California, Berkeley.

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St. Louis Clean Cleaning Vehicles 290

Green Car Congress

APRIL 11, 2022

A study by a team from The Ohio State University and Ford is providing insight into the deactivation mechanism of rhodium in three-way catalysts (TWC) for automotive emissions control. The study, which could enable more efficient usage of rhodium in TWCs, is published in the ACS journal Chemistry of Materials. 1c03513.

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Insight Ford South Africa Convert 259

Green Car Congress

OCTOBER 27, 2019

A study by Mark Z. Jacobson, professor of civil and environmental engineering at Stanford University, suggests that carbon capture technologies are inefficient and increase air pollution. If the natural gas at that same plant were replaced with wind power, the social cost would still exceed that of doing nothing.

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Pollution Carbon Coal Wind 271

Green Car Congress

MARCH 18, 2013

Researchers at Tsinghua University have compared the combustion and emissions characteristics of two dual-fuel (diesel-gasoline) modes intended to integrate the advantages of both fuels to achieve high thermal efficiency and low emission targets. However, the researchers noted, having two fuel supply systems increase the cost of the engine.

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Gasoline Diesel Emissions Fuel 281

Green Car Congress

OCTOBER 22, 2018

Auburn University researchers are leading a $2-million US Department of Energy Co-Optima project ( earlier post ) that will evaluate renewable butyl acetate (BA) as a bio-based fuel additive that can be blended with diesel fuel to reduce soot and greenhouse gas emissions and yield cleaner engine operation in cold-weather conditions.

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Universal Diesel Renewable Fuel 247

Green Car Congress

OCTOBER 12, 2014

A study by researchers at the Institute of Transportation Studies, UC Davis finds that buyers of plug-in vehicles (PEVs) are substantially less satisfied with the dealer purchase experience than buyers of conventional vehicles—with the notable exception of Tesla buyers. XXXXX Click to enlarge.

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Davis Plug-in Plug Sale 290

Green Car Congress

JULY 3, 2016

A study by a team at University of Illinois at Urbana−Champaign has found that, with currently achievable performance levels, synthetic fuels produced via the electrochemical reduction of CO 2 and the Fischer-Tropsch (FT) process system are not economically and environmentally competitive with using petroleum-based fuel. 6b00665.

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Conversion Fuel CO2 Carbon 240

Green Car Congress

JANUARY 21, 2020

A new study by University Maritime Advisory Services ( UMAS ) and Energy Transitions Commission ( ETC ) prepared for the Global Maritime Forum for the Getting to Zero Coalition, estimates that the cumulative investment needed between 2030 and 2050 to halve shipping’s CO 2 emissions amounts to approximately $1-1.4

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Cost Of Carbon Hydrogen Fuel 195

Green Car Congress

AUGUST 25, 2014

The human health benefits associated with improvements in air quality related to the reduction in greenhouse gas emissions improvements can offset 26–1,050% of the cost of US carbon policies, depending upon the type of policy, according to a new study by a team from MIT. times the cost of implementing a cap-and-trade program.

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MIT Carbon Climate Climate Change 231

Green Car Congress

APRIL 18, 2019

The benefits of connected, self-driving cars (CAVs) will likely induce vehicle owners to drive more, and those extra miles could partially or completely offset the potential energy-saving benefits that automation may provide, according to a new University of Michigan study. Their study is published in the journal Applied Energy.

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Connect Connected Miles Energy 220

Green Car Congress

NOVEMBER 10, 2020

A new study shows that this well-intentioned centralized system of regulating may be ineffective in reaching national goals. —co-author Guojun He, research director at the Energy Policy Institute at the University of Chicago in China (EPIC China) and a professor at the Hong Kong University of Science and Technology.

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Pollution China 2003 Water 220

Green Car Congress

SEPTEMBER 30, 2014

Allowing single-occupant low-emission cars in California to use high-occupancy vehicle (HOV) lanes on congested highways exacerbates the congestion and causes up to about $4,500 per car in adverse social costs annually, including increased commute times and carbon dioxide emissions, according to a new study in the American Economic Journal: Economic (..)

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California Hybrid Los Angeles Pollution 287

Green Car Congress

OCTOBER 22, 2014

A new techno-economic analysis by researchers at Carnegie Mellon University (CMU) and MIT has found that economies of scale for manufacturing current Li-ion batteries for light-duty EV applications (in this case, prismatic pouch NMC333-G batteries and packs) are reached quickly at around 200-300 MWh annual production. —Sakti et al.

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Li-ion MIT Manufacturer Batteries 318

Green Car Congress

FEBRUARY 4, 2015

In their study, published in the ACS journal Environmental Science & Technology they found that—compared to gasoline—the GHG savings from miscanthus-based ethanol ranged between 130% and 156% whereas that from switchgrass ranged between 97% and 135%. Production cost of ethanol is annualized over the simulation period.

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Cost Of Range Production Gasoline-Electric 150

Green Car Congress

JUNE 14, 2020

A new study from University of Illinois shows that speed reductions in São Paulo, Brazil, significantly reduced fatal accidents and increased travel times only minimally. We estimated that the social benefits of accident reductions greatly outweighed the social costs of increased travel time. The study included 1.4

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Illinois Brazil 2017 Google 230

Green Car Congress

JANUARY 1, 2020

Researchers at the University of Ontario Institute of Technology are developing a new method to dissociate water vapor into hydrogen gas by microwave-generated plasma (plasmolysis). In this study, a unique novel system is designed to decompose water vapor in a commercial modified 2.45 —Chehade et al.

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Water Hydrogen Production Gas-Electric 368

Green Car Congress

AUGUST 26, 2019

Researchers at MIT, with a colleague from Tsinghua University, have developed a safety envelope for Li-ion batteries in electric vehicles by using a high accuracy finite element model of a pouch cell to produce more than 2,500 simulations and subsequently analyzing the data with Machine Learning (ML) algorithms. —Li et al.

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Lithium Ion MIT Li-ion Battery 332

Green Car Congress

JANUARY 29, 2020

Researchers from the Chinese Academy of Sciences and Tsinghua University have used a gallium, indium, tin and bismuth alloy to generate hydrogen, when placed in contact with an aluminum plate immersed in water. In addition, the high cost of hydrogen transport is a key barrier to hydrogen utilization. In the study, a 3?g

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Hydrogen Chinese Fuel Production 476

Green Car Congress

JANUARY 12, 2023

If US residents who switched to SUVs over the past 20 years had stuck with smaller cars, more than 1,000 pedestrian deaths might have been averted, according to one study. —Jennifer Homendy. Pedestrians will also be at risk. Heavier vehicles also generate more particulate pollution from tyre wear.

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F-150 Climate Petrol Gas-Electric 459

Green Car Congress

JULY 1, 2020

A new study finds that automated pollution monitors in China led to more accurate readings and that citizens used this information to protect themselves better against the harms of air pollution. —Michael Greenstone, Director of the Energy Policy Institute at the University of Chicago (EPIC) and co-author of the study.

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Pollution China San Diego Installation 191