Climate Change, Gasoline and Study

Study finds GHG emissions from corn ethanol now 46% lower than gasoline

Green Car Congress

JANUARY 27, 2021

A new study by a team from Environmental Health & Engineering (EH&E) has found that greenhouse gas emissions from corn ethanol are 46% lower than those from gasoline—a decrease in emissions from the estimated 39% done by previous modeling. gCO 2 e/MJ) which is 46% lower than the average carbon intensity for neat gasoline.

Gasoline

Gasoline Emissions Gasoline-Electric Gas-Electric

Report finds says “negative emissions technologies” need to play a large role in mitigating climate change

Green Car Congress

OCTOBER 29, 2018

To achieve goals for climate and economic growth, “negative emissions technologies” (NETs) that remove and sequester carbon dioxide from the air will need to play a significant role in mitigating climate change, according to a new report from the National Academies of Sciences, Engineering, and Medicine.

Climate Change

Climate Change Climate Emissions Carbon

USDA study finds GHG from corn-based ethanol ~39% to 43% lower than from gasoline; reduction of >70% possible by 2022

Green Car Congress

APRIL 3, 2019

A new study released by the US Department of Agriculture (USDA) finds greenhouse gas emissions from corn-based ethanol are about 39% lower than gasoline. The study also states that when ethanol is refined at natural gas-powered refineries, the greenhouse gas emissions are even lower—around 43% below gasoline.

Gasoline

Gasoline Colombia 2010 Emissions

Study finds culture influences response to climate change; consumption and reproduction

Green Car Congress

JUNE 30, 2011

How people choose to consume resources and use contraception influences their responses to climate change, according to a new study by a team of psychologists. The types of cars people drive and how fast people drive influence how much gasoline is consumed. Howard, professor of psychology, University of Notre Dame.

Climate Change

Climate Change Climate Nepal Environment

UGA study finds black carbon aerosols from GDI engines will worsen public health, climate; need for GPFs

Green Car Congress

JANUARY 25, 2020

The gasoline direct injection (GDI) engine is one of the most prominent technologies car manufacturers adopted to achieve the fuel economy and carbon dioxide emission goals established in 2012 by the US Environmental Protection Agency. A strong absorber of solar radiation, black carbon exhibits significant climate warming properties.

Climate

Climate Carbon Engine Fuel Economy

Study finds higher gasoline taxes do not disproportionately impact the poor, especially in developing countries

Green Car Congress

NOVEMBER 30, 2011

Although increased gasoline taxation has been proposed as a very effective instrument to reduce greenhouse gas emissions, a common argument against such a measure is that it is regressive—i.e., Sterner is lead author in the UN climate panel’s (IPCC) working group Mitigation of Climate Change.

Tax

Tax Gasoline Fuel Tax Climate Change

Study finds that environmental impact of corn-ethanol E85 is 23% to 33% higher than that of gasoline; environmental problem-shifting

Green Car Congress

MARCH 16, 2012

Environmental impacts of gasoline and E85. If greenhouse gas (GHG) emissions from indirect land use (iLUC) changes are included in the analysis, the differences increase to between 16% and 118% (33% on average). Error bar shows regional variations for E85. GW = global warming; Eut. Credit: ACS, Yang et al. —Yang et al.

Gasoline

Gasoline Water Emissions Minnesota

OECD: governments should make better use of energy taxation to address climate change; “meaningful” increases limited to road sector

Green Car Congress

FEBRUARY 14, 2018

fuel taxes increased between 2012 and 2015 in some large countries, and first steps towards removing lower tax rates on diesel compared to gasoline are taken, but apart from that there are no signs that the polluter pays principle determines the energy tax landscape more strongly in 2015 than in 2012. —“Taxing Energy Use 2018”.

Climate Change

Climate Change Climate Tax Energy

UMD collaborative study finds that fuel efficiency of one car in household may be cancelled out by next car purchase

Green Car Congress

MARCH 3, 2021

In a recent collaborative study led by the University of Maryland (UMD), researchers found that consumers tend to buy something less fuel efficient than they normally would for their second car after buying an eco-friendly vehicle. That can be good if it reduces gasoline use. Then, I tend to buy a bigger second car.

Purchase

Purchase Fuel Economy Fuel Cash For Clunkers

State Department issues Draft Supplemental Environmental Impact Statement on Keystone XL Pipeline: climate change impacts

Green Car Congress

MARCH 2, 2013

The document is a detailed draft technical review of potential environmental impacts associated with the segment of the pipeline in the US, including: impacts from construction, impacts from potential spills, impacts related to climate change, and economic impacts. What Keystone XL would carry.

Climate Change

Climate Change Oil-Sands Nebraska Climate

Study of emissions from CNG- and gasoline-fueled autorickshaws suggests measurements and data, not assumptions, should drive policy

Green Car Congress

FEBRUARY 20, 2011

Chassis dynamometer emission testing conducted on 30 in-use Indian auto-rickshaws—two-stroke and four-stroke CNG-fueled (CNG-2S and CNG-4S) and four-stroke gasoline-fueled (PET-4S)—found that global warming commitment (GWC) associated with emissions from CNG-2S was more than twice that from CNG-4S or PET-4S, due mostly to CH 4 emissions.

Gasoline

Gasoline Emissions Fuel India

Greyrock, NREL study determines reduction in GHG and criteria pollutant emissions from using synthetic fuels produced from flare gas

Green Car Congress

JULY 11, 2018

The results of this open-access study are published in the International Journal of Energy and Environmental Engineering. This fuel comprises 8,694 and 2,313 L/day of synthetic diesel and synthetic gasoline, respectively. A Greyrock Flare Gas-to-Fuels conversion process at an Ohio oil well was used as the base case for this LCA.

Pollution

Pollution Gas Emissions Fuel

U-M study: When, where, how electric delivery vehicles are charged has big impact on GHGs

Green Car Congress

JULY 13, 2021

Now, a study from University of Michigan researchers shows that when, where and how those fleet vehicles are charged can greatly impact their potential to reduce greenhouse gas emissions. The study is published in the ACS journal Environmental Science & Technology. —Maxwell Woody.

Charging

Charging Vehicles Gas-Electric Emissions

Study concludes a shift from gasoline to diesel engines is consistent with long-term climate mitigation efforts

Green Car Congress

APRIL 13, 2012

Global-mean temperature change caused by car exhaust emitted from gasoline and diesel engines specified in the previous and upcoming European vehicle emission standards (EURO 3, 4, 5, and 6). However, previous studies have shown more prolonged warming due to diesel cars under various conditions. Credit: ACS, Tanaka et al.

Climate

Climate Gasoline Diesel Engine

Environment Canada/MECA team assesses black carbon emissions in GDI engine exhaust; evaluation of prototype gasoline particulate filter

Green Car Congress

JUNE 2, 2014

Although gasoline direct injection engines (GDI) are a favorable technology for reducing fuel consumption and greenhouse gas emissions, recent studies have shown that GDI vehicles could emit more PM than traditional PFI (gasoline port fuel injection) vehicles as well as heavy-duty diesel trucks equipped with diesel particulate filters.

Environment

Environment Exhaust Gasoline Canada

PSI team develops web tool for consumers to compare environmental impact of passenger cars in detail

Green Car Congress

MAY 17, 2020

The system will graph lifecycle impact for a range of specified powertrains, for a large number of impact categories: Climate change [kg CO 2 -eq.]. The top sample above shows climate change impact; the subsequent chart shows human toxicity. Sample results from Carculator. Depletion of fresh water reserves [m 3 ].

Mariner

Mariner Climate Change DC Cars

Hyundai Motor Group, Aramco and KAUST collaborate on new e-fuel for novel combustion system

Green Car Congress

MARCH 30, 2022

Hyundai Motor Group, with its automotive and technology leadership, will provide a state-of-the-art, ultra-lean-burn gasoline engine for use by the research team. The joint study aims to verify by how much greenhouse gas emissions can be reduced when e-fuel is used in hybrid electric vehicles instead of conventional fuel.

Hyundai

Hyundai Motor Motors Motoring

Study finds behavior-influencing policies remain critical for mass market success of low-carbon vehicles

Green Car Congress

JULY 23, 2018

Policies to entice consumers away from fossil-fuel powered vehicles and normalize low carbon, alternative-fuel alternatives, such as electric vehicles, are vital if the world is to significantly reduce transport sector carbon pure-emissions, according to a new study. Note the different scaling used in the graphs. McCollum et al.

Carbon

Carbon Market Alternative Fuels Vehicles

JATO: new car CO2 emissions rise for the first time in a decade in Europe; diesel down, gasoline up, SUVs up

Green Car Congress

MARCH 6, 2018

Covering 23 European markets, the study found that average CO 2 emissions increased by 0.3 g/km in 2017—far higher than the average CO 2 emissions of diesel and gasoline vehicles across all segments. g/km in 2017—far higher than the average CO 2 emissions of diesel and gasoline vehicles across all segments.

Gasoline

Gasoline Diesel Emissions SUV

Study estimates global black carbon emissions up 72% from 1960-2007; BC emissions intensity down 52%

Green Car Congress

MAY 31, 2014

A study led by a team from Peking University has estimated that global black carbon (BC) emissions increased from 5.3 The Fifth Assessment Report of the Intergovernmental Panel on Climate Change (IPCC) said BC has a direct radiative forcing of +0.4 (+0.05 Climate Change Emissions Health' Credit: ACS, Wang et al.

2007

2007 Emissions Carbon Global

CMU study finds taxes on emissions would result in more rapid electrification by ridesharing companies

Green Car Congress

FEBRUARY 23, 2021

Externality reductions vary from 10% in New York (where externality costs for both gasoline and electricity consumption are relatively high and a Pigovian tax induces a partial shift to BEVs), to 22% in Los Angeles (where high gasoline and low electric grid externalities lead a Pigovian tax to induce a near-complete shift to BEVs).

Tax

Tax Los Angeles Emissions Companies

Tsinghua/Argonne Study Finds That Mass Use of EVs in China Could Result in Higher CO2 and Criteria Pollutant Emissions Than Conventional and Hybrid Gasoline Vehicles Due to Coal-Fired Generation of Electricity

Green Car Congress

MAY 25, 2010

Fuel-cycle SO 2 emissions of EVs compared to those of gasoline ICEVs and HEVs in China, current (left) and future (right). The study was published online 24 May in the ACS journal Environmental Science & Technology. Among the findings of the study: CO 2. Credit: ACS, Huo et al. Click to enlarge.

Coal

Coal Gasoline-Electric Gasoline Pollution

Gov’t, industry, national labs collaborate on comprehensive cradle-to-grave LCA study and economic assessment of LDV GHG reductions

Green Car Congress

FEBRUARY 11, 2018

None of the aforementioned studies conducted a comprehensive cradle-to-grave LCA (including both fuel cycle and vehicle cycle) of the U.S. Fuels or energy carriers in the study included gasoline, ethanol, diesel, CNG, LPG, hydrogen, and electricity. transportation sector. automotive and energy industries. Click to enlarge.

Industrial

Industrial Industry Gasoline-Electric PHEV

Neste files patent on gasoline fuels with high bioenergy content

Green Car Congress

AUGUST 22, 2015

Neste, currently largest producer of renewable drop-in fuels (primarily diesel) with its NEXBTL platform ( earlier post ), has filed a patent ( US20150144087 ) on a gasoline composition (and the method for making it) comprising up to 20 vol% (preferably from about 10-15 vol.%), of paraffinic bio-hydrocarbons originating from the NEXBTL process.

Gasoline

Gasoline Fuel Renewable Emissions

Shell bashes bans on gasoline cars, proposes carbon pricing instead

Green Car Reports

SEPTEMBER 21, 2017

The prospect of bans on gasoline and diesel new-car sales have become a much greater threat not only to automakers but to oil companies as well, now that China has said it is studying such a move.

Gasoline

Gasoline Carbon Price Cars

Emissions study suggests E10 + renewable hydrocarbons a high bioenergy alternative for conventional cars

Green Car Congress

AUGUST 14, 2014

drop-in biohydrocarbons) could offer an option to achieve a high-bioenergy-content gasoline that is compatible with conventional gasoline-fueled cars (i.e., those limited to a 10% ethanol blend) without a significant change in emissions. Neste Oil provided the renewable gasoline component. The batch used was a C 5 ?C

Emissions

Emissions Renewable Gasoline Cars

Argonne study finds shale gas GHG lifecycle emissions 6% lower than natural gas, 23% lower than gasoline and 33% lower than coal; upstream methane leakage a key contributor

Green Car Congress

DECEMBER 18, 2011

Gasoline section shows results for fuel derived from both conventional oil and oil sands. The study also highlights that upstream CH 4 (methane) leakage and venting is a key contributor to the total upstream emissions of natural gas pathways, and can significantly reduce the life-cycle benefit of natural gas compared to coal or petroleum.

Gas

Gas Coal Emissions Gasoline

INEOS Bio Begins Advanced Waste-to-Ethanol Plant Feasibility Study

Green Car Congress

NOVEMBER 9, 2009

INEOS Bio, a subsidiary of INEOS, the world’s third-largest chemicals company, has started a feasibility study for a plant in the UK to convert locally generated biodegradable household and commercial wastes into carbon neutral road transport fuel and clean electricity, using the INEOS Bio technology process. Earlier post.).

Waste

Waste Climate Change Clean Cleaning

Ice core data show why air pollution is dropping more slowly in US and Western Europe despite lower sulfur emissions

Green Car Congress

JUNE 1, 2021

Low-sulfur gasoline standards and regulations on power plants have successfully cut sulfate concentrations in the air, reducing the fine particulate matter that harms human health and cleaning up the environmental hazard of acid rain. The air in the United States and Western Europe is much cleaner than even a decade ago.

Pollution

Pollution Emissions Europe Climate Change

U-M study finds crop-based biofuels associated with net increase in GHGs; falsifying the assumption of inherent carbon neutrality

Green Car Congress

AUGUST 25, 2016

A new study from University of Michigan researchers challenges the assumption that crop-based biofuels such as corn ethanol and biodiesel are inherently carbon-neutral—i.e., ABC accounting reflects the stock-and-flow nature of the carbon cycle,— i.e., that changes in the atmospheric stock depend on both inflows and outflows.

Carbon

Carbon Climate Change Emissions Climate

Duke study finds China’s synthetic natural gas plants will have heavy environmental toll; 2x vehicle GHG if used for fuel

Green Car Congress

SEPTEMBER 25, 2013

Coal-powered synthetic natural gas (SNG) plants being planned in China would produce seven times more greenhouse gas emissions than conventional natural gas plants, and use up to 100 times the water as shale gas production, according to a new study by Duke University researchers published in the journal Nature Climate Change.

Gas

Gas Mercury Climate Change Fuel

University of Minnesota Study Finds Cellulosic Ethanol Carries Lower Human Health Economic Costs Than Gasoline or Corn Ethanol

Green Car Congress

FEBRUARY 3, 2009

A new study by researchers at the University of Minnesota finds that cellulosic ethanol has fewer negative effects on human health because it emits smaller amounts of fine particulate matter. The study will be published in the journal Proceedings of the National Academy of Sciences in February and will be posted online this week.

Minnesota

Minnesota Universal Gasoline Climate Change

KIST team develops technology for mass-production of lignin-bio-aviation fuels

Green Car Congress

JULY 20, 2020

In this study, lignin pyrolysis oil was prepared from Kraft lignin using bench-scale fixed-bed batch pyrolysis and then hydrocracked to produce less-viscous liquid products. The results of the study were published in the latest issue of Energy Conversion and Management. 2020.112728.

Fuel

Fuel Production Oil Waste

WHO report urges greater attention to improved land use, rapid transit, cycling and walking to achieve health co-benefits from transport GHG emissions mitigation

Green Car Congress

DECEMBER 10, 2011

The report reviewed more than 300 studies on health outcomes from different types of land transport systems in a “scoping exercise” designed to identify those mitigation measures most closely associated with specific health co-benefits or risks. —Health co-benefits of climate change mitigation—Transport sector.

Climate Change

Climate Change Transportation Emissions Climate

U. Mich study: natural-gas-based ICE, BEV and FCV all show promise for environmental benefits relative to conventional ICE

Green Car Congress

AUGUST 19, 2014

Their study appears in the ACS journal Energy & Fuels. … in this study the environmental impacts of delivering driven vehicle miles are compared for three different vehicle fleets, each powered either directly or indirectly by natural gas. Credit: ACS, Dai and Lastoskie. Click to enlarge.

Gas

Gas Li-ion Gas-Electric Conversion

Researchers describe the “where” and “when” of life cycle emissions from gasoline and ethanol in the US

Green Car Congress

OCTOBER 11, 2012

Researchers from the University of Minnesota have produced a spatially and temporally explicit life cycle inventory (LCI) of air pollutants from gasoline, ethanol derived from corn grain, and ethanol from corn stover for the contiguous US (the lower 48 states). Credit: ACS, Tessum et al. Click to enlarge. the contiguous US).

Gasoline

Gasoline Emissions Gasoline-Electric Pollution

3 East Coast states and DC first to participate in TCI-P cap-and-invest program for transportation

Green Car Congress

DECEMBER 22, 2020

The TCI-P will work by requiring large gasoline and diesel fuel suppliers to purchase “allowances” for the greenhouse gas emissions caused by the combustion of fuels they sell in participating jurisdictions. Each jurisdiction implementing TCI-P will determine how to best invest program proceeds depending on their unique needs and goals.

Rhode Island

Rhode Island District of Columbia Transportation Connecticut

Study: Kerry-Lieberman Bill Would Cut US Oil Imports By Up to 40% Below Current Levels

Green Car Congress

MAY 21, 2010

A new study by the Peterson Institute for International Economics concluded that the Kerry-Lieberman “American Power Act”—the energy and climate change legislation recently introduced in the Senate ( earlier post )—would reduced US oil imports by 33-40% below current levels and by 9-19% below projected business-as-usual levels by 2030.

Oil

Oil Climate Change Oil Prices 2005

Global Carbon Project: Global carbon emissions growth slows, but hits record high

Green Car Congress

DECEMBER 5, 2019

The findings are outlined in three new papers published in Earth System Science Data , Environmental Research Letters , and Nature Climate Change. Carbon dioxide emissions continue to grow despite emerging climate policies by G.P. Peregon (2019), Nature Climate Change doi: 10.1038/s41558-019-0659-6. Peters, R.M.

Carbon

Carbon Global Emissions Climate Change

U Toronto LCA suggests that with CNG as primary vehicle energy source, EVs best targeted at non-attainment areas

Green Car Congress

APRIL 1, 2015

This study evaluates the incremental life cycle air emissions (GHG and CAC) impact benefits and life cycle ownership costs of non-plug-in (CV and HEV) and plug-in (BEV) vehicles using natural gas as a common primary energy source. Base case life cycle (a) GHG climate change impacts, (b) CAC health impacts, and (c) ownership costs.

Climate Change

Climate Change Energy Gas-Electric Plug-in

Study Finds Availability of Low-CO2 Electricity and Hydrogen May Paradoxically Delay Large-Scale Transition to Electric and/or Hydrogen Vehicle Fleet

Green Car Congress

FEBRUARY 27, 2010

Increased availability of low CO 2 sources of electricity and hydrogen could counter-intuitively delay, rather than accelerate, a large-scale transition to an electric and/or hydrogen vehicle fleet, according to a new study by researchers from Ford Motor Company and Chalmers University of Technology in Sweden. Wallington et al. Resources.

Hydrogen

Hydrogen Low CO2 Available Fleet

Study Finds Current Swedish Biofuels Offer Major Climate Benefits; Biogas from Manure the Best

Green Car Congress

MAY 25, 2010

A study by researchers at Lund University in Sweden found that Swedish biofuels produce between 65 and 148% less greenhouse gas emissions than gasoline and diesel, even when direct and indirect land use changes are taken into account. Direct and indirect land use changes were also studied. (A A hat-tip to John!).

Climate

Climate Waste Climate Change Sweden

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

Green Car Congress

FEBRUARY 1, 2011

Extending, not shortening, the lifetime of a vehicle helps to reduce life-cycle CO 2 emissions throughout the supply chain, according to a new study based on a case study of Japanese vehicle use during the 1990-2000 period published in the ACS journal Environmental Science & Technology. Credit: ACS, Kagawa et al. Click to enlarge.

Emissions

Emissions CO2 2000 Vehicles

New study finds GHG emissions from palm oil production significantly underestimated; palm oil biofuels could be more climate-damaging than oil sands fuels

Green Car Congress

APRIL 27, 2012

Based on visual interpretation of high-resolution (30 m) satellite images, a new study in the journal Global Change Biology: Bioenergy determined that industrial plantations covered over 3.1 These findings are echoed in a new open-access study in Proceedings of the National Academy of Sciences by Kim Carlson et al.,

Oil-Sands

Oil-Sands Oil Emissions Climate

Study finds GHG emissions from corn ethanol now 46% lower than gasoline

Report finds says “negative emissions technologies” need to play a large role in mitigating climate change

USDA study finds GHG from corn-based ethanol ~39% to 43% lower than from gasoline; reduction of >70% possible by 2022

Study finds culture influences response to climate change; consumption and reproduction

UGA study finds black carbon aerosols from GDI engines will worsen public health, climate; need for GPFs

Study finds higher gasoline taxes do not disproportionately impact the poor, especially in developing countries

Study finds that environmental impact of corn-ethanol E85 is 23% to 33% higher than that of gasoline; environmental problem-shifting

OECD: governments should make better use of energy taxation to address climate change; “meaningful” increases limited to road sector

UMD collaborative study finds that fuel efficiency of one car in household may be cancelled out by next car purchase

State Department issues Draft Supplemental Environmental Impact Statement on Keystone XL Pipeline: climate change impacts

Study of emissions from CNG- and gasoline-fueled autorickshaws suggests measurements and data, not assumptions, should drive policy

Greyrock, NREL study determines reduction in GHG and criteria pollutant emissions from using synthetic fuels produced from flare gas

U-M study: When, where, how electric delivery vehicles are charged has big impact on GHGs

Study concludes a shift from gasoline to diesel engines is consistent with long-term climate mitigation efforts

Environment Canada/MECA team assesses black carbon emissions in GDI engine exhaust; evaluation of prototype gasoline particulate filter

PSI team develops web tool for consumers to compare environmental impact of passenger cars in detail

Hyundai Motor Group, Aramco and KAUST collaborate on new e-fuel for novel combustion system

Study finds behavior-influencing policies remain critical for mass market success of low-carbon vehicles

JATO: new car CO2 emissions rise for the first time in a decade in Europe; diesel down, gasoline up, SUVs up

Study estimates global black carbon emissions up 72% from 1960-2007; BC emissions intensity down 52%

CMU study finds taxes on emissions would result in more rapid electrification by ridesharing companies

Tsinghua/Argonne Study Finds That Mass Use of EVs in China Could Result in Higher CO2 and Criteria Pollutant Emissions Than Conventional and Hybrid Gasoline Vehicles Due to Coal-Fired Generation of Electricity

Gov’t, industry, national labs collaborate on comprehensive cradle-to-grave LCA study and economic assessment of LDV GHG reductions

Neste files patent on gasoline fuels with high bioenergy content

Shell bashes bans on gasoline cars, proposes carbon pricing instead

Emissions study suggests E10 + renewable hydrocarbons a high bioenergy alternative for conventional cars

Argonne study finds shale gas GHG lifecycle emissions 6% lower than natural gas, 23% lower than gasoline and 33% lower than coal; upstream methane leakage a key contributor

INEOS Bio Begins Advanced Waste-to-Ethanol Plant Feasibility Study

Ice core data show why air pollution is dropping more slowly in US and Western Europe despite lower sulfur emissions

U-M study finds crop-based biofuels associated with net increase in GHGs; falsifying the assumption of inherent carbon neutrality

Duke study finds China’s synthetic natural gas plants will have heavy environmental toll; 2x vehicle GHG if used for fuel

University of Minnesota Study Finds Cellulosic Ethanol Carries Lower Human Health Economic Costs Than Gasoline or Corn Ethanol

KIST team develops technology for mass-production of lignin-bio-aviation fuels

WHO report urges greater attention to improved land use, rapid transit, cycling and walking to achieve health co-benefits from transport GHG emissions mitigation

U. Mich study: natural-gas-based ICE, BEV and FCV all show promise for environmental benefits relative to conventional ICE

Researchers describe the “where” and “when” of life cycle emissions from gasoline and ethanol in the US

3 East Coast states and DC first to participate in TCI-P cap-and-invest program for transportation

Study: Kerry-Lieberman Bill Would Cut US Oil Imports By Up to 40% Below Current Levels

Global Carbon Project: Global carbon emissions growth slows, but hits record high

U Toronto LCA suggests that with CNG as primary vehicle energy source, EVs best targeted at non-attainment areas

Study Finds Availability of Low-CO2 Electricity and Hydrogen May Paradoxically Delay Large-Scale Transition to Electric and/or Hydrogen Vehicle Fleet

Study Finds Current Swedish Biofuels Offer Major Climate Benefits; Biogas from Manure the Best

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

New study finds GHG emissions from palm oil production significantly underestimated; palm oil biofuels could be more climate-damaging than oil sands fuels

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