Carbon, Climate Change, Comparison 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

Why EVs Aren't a Climate Change Panacea

Cars That Think

JANUARY 28, 2023

This is due to the 30 to 40 percent increase in emissions EVs create in comparison to manufacturing an ICE vehicle, mainly from its battery production. Their study found “emissions from cycling can be more than 30 times lower for each trip than driving a fossil fuel car, and about ten times lower than driving an electric one.”

Climate Change

Climate Change Climate San Diego Emissions

New modeling study finds thawing permafrost could release vast amounts of carbon and accelerate climate change by the end of this century

Green Car Congress

AUGUST 23, 2011

Billions of tons of carbon trapped in high-latitude permafrost may be released into the atmosphere by the end of this century as the Earth’s climate changes, further accelerating global warming, a new computer modeling study indicates. Units are in grams of carbon per square meter per year. Click to enlarge.

Climate Change

Climate Change Climate Carbon United Kingdom

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

Green Car Congress

DECEMBER 5, 2019

Driven by rising natural gas and oil consumption, levels of CO 2 are expected to hit 37 billion metric tons this year, according to new estimates from the Global Carbon Project (GCP), an initiative led by Stanford University scientist Rob Jackson. and China account for more than half of all carbon dioxide emissions globally.

Carbon

Carbon Global Emissions Climate Change

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

Green Car Congress

MARCH 2, 2013

Comparison of proposed Keystone XL route to previously proposed project segment. Aside from the potential construction and spill impacts of the pipeline, the scope of the climate change impacts have become the most contentious and politicized issue surrounding the pipeline. Source: Draft SEIS. Click to enlarge.

Climate Change

Climate Change Oil-Sands Nebraska Climate

U Chicago, MIT study suggests ongoing use of fossil fuels absent new carbon taxes

Green Car Congress

FEBRUARY 24, 2016

A paper by a team from the University of Chicago and MIT suggests that technology-driven cost reductions in fossil fuels will lead to the continued use of fossil fuels—oil, gas, and coal—unless governments pass new taxes on carbon emissions. We need both a policy like a carbon tax and to put more R&D money into renewables.

Chicago

Chicago MIT Carbon Tax

Maersk sets net zero CO2 emission target by 2050

Green Car Congress

DECEMBER 6, 2018

Maersk, the world’s largest container shipping company, has set a goal to reach carbon neutrality by 2050. To achieve this goal, carbon neutral vessels must be commercially viable by 2030, and an acceleration in new innovations and adaption of new technology is required. of global CO2 emissions. of global CO2 emissions.

CO2

CO2 Emissions Panama Climate Change

Carnegie study finds climate impact of particulates varies greatly depending on where the pollution originated

Green Car Congress

AUGUST 20, 2018

Identical total annual emissions of sulfate and black carbon aerosol from eight major past, present, and potential future emitting regions (a) result in global-mean cooling spanning a 14x range (b, y-axis), differing substantially in the degree to which that cooling is felt in the emitting region (b, x-axis). This work is part of a larger $1.5-million

Climate

Climate Pollution San Diego India

Field study finds soot particles absorb significantly less sunlight than predicted by models; climate models may be overestimating warming by BC

Green Car Congress

SEPTEMBER 1, 2012

Although viewed as a potential target in the global effort to reduce climate change, atmospheric black carbon particles absorb significantly less sunlight than scientists have predicted, according to a new study by an international team of researchers, published in the journal Science. Credit: Cappa et al.

Climate

Climate Climate Change Carbon Boston

Study Finds that US Subsidies for Fossil Fuels Are Almost 2.5x Those for Renewables

Green Car Congress

SEPTEMBER 18, 2009

The study, “Estimating US Government Subsidies to Energy Sources: 2002-2008”, found that fossil fuels benefited from approximately $72 billion over the seven-year period, while subsidies for renewable fuels totaled $29 billion. billion—are attributable to corn-based ethanol, the climate effects of which are disputed. Adeyeye et al.

Renewable

Renewable Tax Credit Fuel 2002

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

Qiang Dai and Christian Lastoskie found that BEVs and FCVs in particular offer significant reductions in greenhouse gas emissions, especially if carbon capture and sequestration (CCS) technologies are implemented at the fuel conversion facilities. Their study appears in the ACS journal Energy & Fuels. … Credit: ACS, Dai and Lastoskie.

Gas

Gas Li-ion Gas-Electric Conversion

Study finds perennial biofuel crops’ water consumption similar to corn

Green Car Congress

JULY 7, 2015

A study by a team from the Great Lakes Bioenergy Research Center (GLBRC) has found that perennial biofuel crops’ evapotranspiration does not differ greatly from corn. Growing such crops on marginal lands could avoid competition with food, indirect land use change effects, and local carbon debt. —Hamilton et al.

Water

Water Climate Change Climate Environment

EPIC: state-level renewable electricity mandates increase electricity prices up to 17% over 12 years; cost more expensive than benefit

Green Car Congress

APRIL 30, 2019

As states take the lead in confronting climate change, a flagship policy is often Renewable Portfolio Standards (RPS). A new study analyzing data from the 29 states and District of Columbia with mandatory RPS policies finds that the policies come at a high cost to consumers and are inefficient in reducing carbon emissions.

Renewable

Renewable Price District of Columbia Chicago

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

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). The new study uses of a life cycle inventory (LCI) database that the team recently compiled under a project funded by the US Department of Agriculture (USDA).

Gasoline

Gasoline Water Emissions Minnesota

Study: even with high LDV electrification, low-carbon biofuels will be necessary to meet 80% GHG reduction target; “daunting” policy implications

Green Car Congress

JULY 3, 2015

For the study, the researchers benchmarked 27 scenarios against a 50% petroleum-reduction target and an 80% GHG-reduction target. The implication for biofuels is important, to the extent they are aimed at meeting climate and petroleum use reduction goals. The paper is published in the ACS journal Environmental Science & Technology.

Carbon

Carbon EPRI Gasoline-Electric Climate

PNNL modeling study finds climate benefit for cutting soot, methane smaller than previous estimates

Green Car Congress

AUGUST 13, 2013

Cutting the amount of short-lived, climate-warming emissions such as soot and methane won’t limit global warming as much as previous studies have suggested, according to a new study from the Joint Global Change Research Institute in College Park, Md., Carbon dioxide can remain for 1,000-plus years.

Climate

Climate Pollution Carbon Emissions

California agencies release report charting path to 100% clean electricity; need to triple grid capacity by 2045

Green Car Congress

MARCH 16, 2021

The California Energy Commission (CEC), California Public Utilities Commission (CPUC) and California Air Resources Board (CARB) released the first joint agency report and a summary document examining how the state’s electricity system can become carbon-free by 2045. California’s electricity mix is already more than 60% carbon-free.

Clean

Clean Cleaning Grid California

NASA GISS Study Finds That Methane Has an Elevated Warming Effect Due to Interactions With Aerosols

Green Car Congress

OCTOBER 30, 2009

The 100-year global warming potentials (GWPs) for methane, CO, and NO x (per Tg N) as given in the AR4 and in this study when including no aerosol response; the direct radiative effect of aerosol responses; and the direct+indirect radiative effects of aerosol responses. Source: Shindell at al. Click to enlarge. Shindell et al.

Climate Change

Climate Change Climate Ozone Pollution

U-Mich researcher’s first-principles analysis challenges conventional carbon accounting for biofuels; implications for climate policy

Green Car Congress

SEPTEMBER 24, 2013

System boundaries (red line) schematic for liquid fuel carbon balance. For biofuels, because biogenic carbon is automatically credited within a product lifecycle, the boundary effectively excludes vehicle end-use CO 2 emissions. DeCicco 2013. Click to enlarge. —DeCicco 2013. A hierarchy for reducing CO 2 from transportation.

Climate

Climate Carbon 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

Green Car Congress

APRIL 27, 2012

When peat swamps are drained for agriculture, the peat begins to decompose, and is an enormous source of carbon emissions. 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

Oil-Sands

Oil-Sands Oil Emissions Climate

KPMG study identifies 10 sustainability “megaforces” with accelerating impacts on business; imperative of sustainability changing the automotive business radically

Green Car Congress

FEBRUARY 15, 2012

KPMG developed 3 nexuses linked by climate change to represent the challenges of sustainable growth. In a new study, KPMG International has identified 10 “megaforces” that will significantly affect corporate growth globally over the next two decades. The three nexuses are linked by climate change. Source: KPMG.

Climate Change

Climate Change Water Climate Global

GISS study finds applying stricter non-CO2 vehicle emission standards worldwide would yield climate benefits in addition to major health and agricultural benefits

Green Car Congress

APRIL 4, 2011

However, these standards will not reduce CO 2 emissions, which is required to mitigate long-term climate change, the team notes. However, these standards will not reduce CO 2 emissions, which is required to mitigate long-term climate change, the team notes. In comparison, the Northern Hemisphere has warmed by about 0.3°C

Climate

Climate Standards Emissions Climate Change

EPA report to Congress finds a strong scientific and technical foundation for mitigating black carbon emissions

Green Car Congress

APRIL 2, 2012

The US Environmental Protection Agency (EPA) has submitted its final Report to Congress on Black Carbon , in response to an October 2009 request from Congress to advance efforts to understand the role of black carbon (BC) in climate change. —Report to Congress on Black Carbon. Click to enlarge.

Congress

Congress EPA Carbon Emissions

Lifecycle study finds fuel switching from diesel to natural gas could produce net climate damage absent reductions in CH4 emissions and improved vehicle efficiency

Green Car Congress

MAY 20, 2015

The results, published in an open access paper in the ACS journal Environmental Science & Technology , suggest that policymakers wishing to address climate change should use caution before promoting fuel switching to natural gas, the authors concluded. —Camuzeaux et al. They also examined an 8.9 L HPDI to be on average 5.5%

Climate

Climate Diesel Gas Emissions

UK Department For Transport Study on Light Goods Vehicle CO2 Concludes that Potential CO2 Reduction from Low-Carbon Technologies Within 5 Years is Quite Low, But Much Larger by 2020

Green Car Congress

JUNE 2, 2010

The UK Department for Transport has published the findings from the Light Goods Vehicle (LGV or van) CO 2 emissions study completed earlier. The study provides an estimate of sales-weighted new van CO 2 emissions of 207.6 g/km; the proposed EU regulated target for new van CO 2 is 175 g/km in 2016 and 135 g/km by 2020.

Light

Light 2020 CO2 United Kingdom

New FOX method estimates black carbon emissions from civil aviation ~2.7 times higher than standard estimates

Green Car Congress

AUGUST 26, 2013

Comparison between estimated EI BC and measured EI BC derived FOA3 (black open box), the FOA3 approach with the updated SN-CI correlation (blue triangle), and estimates obtained from the new FOX method (red circle) that are not dependent on SN. Subsequent studies used these correlations to estimate emission rates of BC from aircraft engines.

Emissions

Emissions Standards Carbon Exhaust

Up close and personal with Volkswagen’s e-Golf carbon offset project: Garcia River Forest

Green Car Congress

JUNE 8, 2015

In 2014, Volkswagen of America announced that starting with the launch of the zero-tailpipe emissions battery-electric 2015 e-Golf ( earlier post ), it would invest in projects to offset the carbon emissions created from the e-Golf on a full lifecycle basis: production, distribution and up to approximately 36,000 miles (57,936 km) of driving.

Carbon

Carbon Personal Store Emissions

U Calgary study finds oil shale most energy intensive upgraded fuel followed by in-situ-produced bitumen from oil sands

Green Car Congress

JULY 10, 2015

Taking this further, they estimated that the warming associated with the use of heavy oil amounts to this level of emissions could lead to about 0.002−0.009 °C increase in earth surface temperature, based on mid-21 st century carbon-climate response model estimates. By comparison, oil shale has NERs (or EROI) of 1.6−2.0

Oil-Sands

Oil-Sands Oil Energy Fuel

Geely invests in Carbon Recycling Intl.; vehicles fueled by methanol from CO2, water and renewable energy

Green Car Congress

JULY 8, 2015

million in Carbon Recycling International (CRI). Geely’s CRI investment and work with renewable methanol is similar to the approach Audi is taking with its own e-fuels projects—producing very low carbon liquid or gaseous fuels using only renewable energy, water and CO 2. There were no evident changes of THC and NO x emissions.

Renewable

Renewable Carbon Water Fuel

Hadley Centre: Average 4 C Warming Could Happen Within a Human Lifetime, With Even Greater Warming in Many Regions

Green Car Congress

SEPTEMBER 28, 2009

Comparison of surface temperature projections from the high-end emissions scenario, without carbon cycle feedbacks. One of the UK’s leading climate scientists has presented new research findings on the increasing potential for a 4 degrees Celsius (7.2 °F) Tags: Climate Change. Source: Met Office. Click to enlarge.

Climate Change

Climate Change Climate Mauritius Ethiopia

GWU team demonstrates one-pot process for optimized synthesis of controlled CNTs from CO2; coupling cement and C2CNT

Green Car Congress

MARCH 27, 2017

Stuart Licht ( earlier post ) have developed a new process that transforms CO 2 into a controlled selection of nanotubes (CNTs) via molten electrolysis; they call the process C2CNT (CO2 into carbon nanotubes). Molten carbonate electrosynthesized boron-doped CNTs exhibit high electrical conductivity. —Ren et al. Licht (2017).

CO2

CO2 Carbon Gas-Electric 2017

Study on Greenhouse Gas Emissions from Global Cities Highlights Importance of Geophysical and Technical Factors

Green Car Congress

SEPTEMBER 7, 2009

An international study of 10 global cities found that a balance of geophysical factors (climate, access to resources, and gateway status) and technical factors (power generation, urban design, and waste processing) determine the greenhouse gas emissions (GHGs) attributable to cities. Tonnes CO 2 e/capita. Credit: ACS, Kennedy et al.

Emissions

Emissions Global Gas Los Angeles

Ford researchers: global light-duty CO2 regulatory targets broadly consistent with 450 ppm stabilization

Green Car Congress

MAY 15, 2014

In the study, the Ford team derived regional CO 2 targets for new LDVs while still providing an integrated view of the global LDV fleet—a perspective critical to the planning needs for global automotive firms. In the study, the teams considers only CO 2 —not CO 2 eq. 15 years and to facilitate comparison with regulations.…

Light

Light Global CO2 Ford

Consortium proposes large-scale industrial cultivation of marine microalgae (ICCM) as solution to global energy, food, and climate issues

Green Car Congress

DECEMBER 5, 2016

Climate, energy, and food security are three of the most important global challenges society faces during the twenty-first century. For example, BECCS [BioEnergy with Carbon Capture and Storage] has been proposed as the primary method for achieving negative CO 2 emissions while simultaneously producing renewable energy on a global scale.

Mariner

Mariner Climate Global Industrial

Lifecycle Study Finds Algae as Bioenergy Feedstock Has Higher Environmental Impacts than Conventional Crops in Energy Use, GHG Emissions, and Water Use; The Importance of Using Waste Streams

Green Car Congress

JANUARY 19, 2010

Schematic of systems considered in the study. A paper on the study was published online 19 January in the ACS journal Environmental Science & Technology. For all crops, the entire plant was used to facilitate comparison on a total energy basis. Credit: ACS, Clarens et al. Click to enlarge.

Water

Water Waste Energy Emissions

IEA working paper highlights potential role of natural gas in reducing global road transport CO2

Green Car Congress

NOVEMBER 13, 2010

A new working paper published by the International Energy Agency (IEA) concludes that natural gas can play a significant role in cutting on-road vehicle carbon dioxide emissions, but that over the long term there will need to be a commitment to transition to very low CO 2. Click to enlarge. gas sources, such as biogas or bio-synthetic gas.

Gas

Gas Transportation CO2 Global

Separate MIT, IEA reports both outline major expansion in role of natural gas; caution on climate benefits

Green Car Congress

JUNE 10, 2011

The new report, part of the World Energy Outlook (WEO) 2011 series, examines the key factors that could result in a more prominent role for natural gas in the global energy mix, and the implications for other fuels, energy security and climate change. Source: IEA. Click to enlarge. MIT: The Future of Natural Gas. Earlier post.)

MIT

MIT Gas Climate Gas-Electric

Report for IPCC finds renewables could supply up to 77% of global energy by 2050 under most optimistic scenario; need for enabling public policies and investments

Green Car Congress

MAY 10, 2011

Ranges of global technical potentials of renewable energy sources derived from studies analyzed in SRREN report. Range in recent levelized cost of energy for selected commercially available RE technologies in comparison to recent non-renewable energy costs. Biomass and solar are shown as primary energy due to their multiple uses.

Renewable

Renewable Supplies Global Energy

Study casting doubt on GHG benefits of corn stover ethanol draws sharp criticism by other researchers; Liska responds

Green Car Congress

OCTOBER 30, 2014

A study published earlier this year in the journal Nature Climate Change that cast doubt on whether biofuels produced from corn residue could meet federal mandates for cellulosic biofuels to reduce greenhouse gas emissions by 60% compared to gasoline ( earlier post ) has drawn critical response published as correspondence in the same journal.

Climate Change

Climate Change Climate Nebraska Carbon

DeCicco: Transportation GHG reduction policy should focus upstream on fuel supply rather than downstream on choice of fuels in vehicles

Green Car Congress

JANUARY 25, 2013

Most studies identify AFVs as one of the “three legs of the stool” for transportation climate policy that, along with vehicle efficiency and travel demand reduction, are essential for reducing emissions. Per unit of delivered energy, however, the US electric grid is on average about twice as carbon intensive as gasoline.

Fuel

Fuel Supplies Transportation Climate Protection

CERA: Canadian Oil Sands Poised to Become the Top Source of Crude Imports to the US in 2010; Could Contribute Up To 36% of US Oil and Refined Products Imports by 2030

Green Car Congress

MAY 21, 2010

IHS CERA’s earlier comparison of 11 publicly available life-cycle analysis studies found that fuel produced from oil sands mining has average well-to–retail pump greenhouse gas emissions 1.3 That WTW range is lower than that determined by a number of other studies, IHS CERA notes.). IHS CERA is based in Cambridge, Mass.,

Oil-Sands

Oil-Sands Oil 2010 Production

Study suggests current levels of methane leakage would result in numerous decades of more rapid climate change from a shift to natural gas vehicles

Green Car Congress

APRIL 10, 2012

Recent reports in the scientific literature and popular press have produced confusion about the climate implications of natural gas. On the one hand, a shift to natural gas is promoted as climate mitigation because it has lower carbon per unit energy than coal or oil. This would eventually be offset by a modest benefit.

Climate Change

Climate Change Climate Gas Coal

Siemens presents three-point plan for implementing cost-efficient energy transition in Germany

Green Car Congress

JUNE 15, 2013

Electricity prices in comparison. A study carried out by Siemens and the business consulting firm of McKinsey presented 20 international solutions along the entire energy value chain, from power generation and distribution to improving the energy efficiency of buildings, industry and transportation. Euro cents/kWh. Source: Siemens.

Germany

Germany Energy Renewable Grid

New Study Finds Flaw in Carbon Accounting for Bioenergy, Another Contends That Indirect Land Use Change Emissions for Biofuels Will Be Up To Twice Direct Land Use Change Emissions

Green Car Congress

OCTOBER 24, 2009

Thirteen scientists and land use experts conclude in a new paper that an important but fixable error in legal accounting rules used to measure compliance with carbon limits for bioenergy could undermine efforts to reduce greenhouse gas emissions by encouraging deforestation. Their paper is published in the 23 Oct. Accounting rules.

Emissions

Emissions Carbon Climate Change Climate

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

Why EVs Aren't a Climate Change Panacea

New modeling study finds thawing permafrost could release vast amounts of carbon and accelerate climate change by the end of this century

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

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

U Chicago, MIT study suggests ongoing use of fossil fuels absent new carbon taxes

Maersk sets net zero CO2 emission target by 2050

Carnegie study finds climate impact of particulates varies greatly depending on where the pollution originated

Field study finds soot particles absorb significantly less sunlight than predicted by models; climate models may be overestimating warming by BC

Study Finds that US Subsidies for Fossil Fuels Are Almost 2.5x Those for Renewables

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

Study finds perennial biofuel crops’ water consumption similar to corn

EPIC: state-level renewable electricity mandates increase electricity prices up to 17% over 12 years; cost more expensive than benefit

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

Study: even with high LDV electrification, low-carbon biofuels will be necessary to meet 80% GHG reduction target; “daunting” policy implications

PNNL modeling study finds climate benefit for cutting soot, methane smaller than previous estimates

California agencies release report charting path to 100% clean electricity; need to triple grid capacity by 2045

NASA GISS Study Finds That Methane Has an Elevated Warming Effect Due to Interactions With Aerosols

U-Mich researcher’s first-principles analysis challenges conventional carbon accounting for biofuels; implications for climate policy

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

KPMG study identifies 10 sustainability “megaforces” with accelerating impacts on business; imperative of sustainability changing the automotive business radically

GISS study finds applying stricter non-CO2 vehicle emission standards worldwide would yield climate benefits in addition to major health and agricultural benefits

EPA report to Congress finds a strong scientific and technical foundation for mitigating black carbon emissions

Lifecycle study finds fuel switching from diesel to natural gas could produce net climate damage absent reductions in CH4 emissions and improved vehicle efficiency

UK Department For Transport Study on Light Goods Vehicle CO2 Concludes that Potential CO2 Reduction from Low-Carbon Technologies Within 5 Years is Quite Low, But Much Larger by 2020

New FOX method estimates black carbon emissions from civil aviation ~2.7 times higher than standard estimates

Up close and personal with Volkswagen’s e-Golf carbon offset project: Garcia River Forest

U Calgary study finds oil shale most energy intensive upgraded fuel followed by in-situ-produced bitumen from oil sands

Geely invests in Carbon Recycling Intl.; vehicles fueled by methanol from CO2, water and renewable energy

Hadley Centre: Average 4 C Warming Could Happen Within a Human Lifetime, With Even Greater Warming in Many Regions

GWU team demonstrates one-pot process for optimized synthesis of controlled CNTs from CO2; coupling cement and C2CNT

Study on Greenhouse Gas Emissions from Global Cities Highlights Importance of Geophysical and Technical Factors

Ford researchers: global light-duty CO2 regulatory targets broadly consistent with 450 ppm stabilization

Consortium proposes large-scale industrial cultivation of marine microalgae (ICCM) as solution to global energy, food, and climate issues

Lifecycle Study Finds Algae as Bioenergy Feedstock Has Higher Environmental Impacts than Conventional Crops in Energy Use, GHG Emissions, and Water Use; The Importance of Using Waste Streams

IEA working paper highlights potential role of natural gas in reducing global road transport CO2

Separate MIT, IEA reports both outline major expansion in role of natural gas; caution on climate benefits

Report for IPCC finds renewables could supply up to 77% of global energy by 2050 under most optimistic scenario; need for enabling public policies and investments

Study casting doubt on GHG benefits of corn stover ethanol draws sharp criticism by other researchers; Liska responds

DeCicco: Transportation GHG reduction policy should focus upstream on fuel supply rather than downstream on choice of fuels in vehicles

CERA: Canadian Oil Sands Poised to Become the Top Source of Crude Imports to the US in 2010; Could Contribute Up To 36% of US Oil and Refined Products Imports by 2030

Study suggests current levels of methane leakage would result in numerous decades of more rapid climate change from a shift to natural gas vehicles

Siemens presents three-point plan for implementing cost-efficient energy transition in Germany

New Study Finds Flaw in Carbon Accounting for Bioenergy, Another Contends That Indirect Land Use Change Emissions for Biofuels Will Be Up To Twice Direct Land Use Change Emissions

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