Green Car Congress

MAY 5, 2014

Ozone pollution across the continental United States will become far more difficult to keep in check as temperatures rise, according to new work led by the National Center for Atmospheric Research (NCAR). Ozone formation. Even short periods of unhealthy ozone levels can cause local death rates to rise. Scenario A2 and RCP 8.5.

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Ozone Climate Change Pollution Climate 199

Green Car Congress

NOVEMBER 13, 2017

Although China and India remain the world’s largest consumers of coal, a new University of Maryland-led study found that China’s sulfur dioxide emissions fell by 75% since 2007, while India’s emissions increased by 50%. The open access study is published in the journal Scientific Reports. Click to enlarge. —Can Li.

India 170

India 2007 Emissions Aura 170

Green Car Congress

JUNE 27, 2017

According to a new study led by a team at Duke University, airborne particulate matter and dust are cutting solar photovoltaic energy output by more than 25% in certain parts of the world, with roughly equal contributions from ambient PM and PM deposited on photovoltaic surfaces. Credit: ACS, Bergin et al. Click to enlarge.

Solar 218

Solar Energy Global Production 218

Green Car Congress

JULY 10, 2009

Through a recent modeling experiment, a team of NASA-funded researchers have found that future concentrations of carbon dioxide and ozone in the atmosphere and of nitrogen in the soil are likely to have an important but overlooked effect on the cycling of water from sky to land to waterways. Benjamin Felzer, Lehigh University.

Ozone 186

Ozone Water CO2 MIT 186

Green Car Congress

MARCH 12, 2019

Air pollution could be causing double the number of excess deaths a year in Europe than has been estimated previously, according to a study published in the European Heart Journal. —Co-author Professor Thomas Münzel, of the Department of Cardiology of the University Medical Centre Mainz. They focused particularly on PM 2.5

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Pollution Europe Cyprus Bulgaria 320

Green Car Congress

JANUARY 23, 2020

Despite reports that global emissions of the potent greenhouse gas, HFC-23, were almost eliminated in 2017, an international team of scientists, led by the University of Bristol, has found atmospheric levels growing at record values. This would have been a big win for climate. —co-author Dr Matt Rigby.

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Emissions Ozone India 2017 199

Green Car Congress

SEPTEMBER 8, 2011

The study will appear next month in the peer-reviewed journal Climatic Change Letters. The study will appear next month in the peer-reviewed journal Climatic Change Letters. Relying more on natural gas would reduce emissions of carbon dioxide, but it would do little to help solve the climate problem.

Coal 334

Coal Climate Gas Global 334

Green Car Congress

APRIL 11, 2014

An international team examining the total warming impact of 25 major synthetic greenhouse gases (SGHGs) has concluded that without additional limits on SGHG use, the resulting increase in warming could outweigh the climate benefits gained thus far from phasing down chlorofluorocarbons (CFCs).

Climate 199

Climate Ozone Climate Change MIT 199

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. Climate Change Emissions Health Policy' Thompson, R.

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MIT Carbon Climate Climate Change 231

Green Car Congress

MARCH 17, 2010

In a new study published online 10 March in the ACS journal Environmental Science and Technology , however, Stanford University professor Mark Jacobson finds that local CO 2 emissions in isolation may increase local ozone and particulate matter. his study contradicts that assumption. As in real estate, location matters.”.

Ozone 218

Ozone Los Angeles Pollution CO2 218

Green Car Congress

DECEMBER 22, 2010

That’s three times the amount estimated by the Intergovernmental Panel on Climate Change (IPCC). Nitrous oxide is a potent greenhouse gas that contributes to climate change and stratospheric ozone destruction. Their work was part of a broader cross-site study of nitrogen processing in streams.

New Hampshire 199

New Hampshire Global Climate Change Ozone 199

Green Car Congress

MARCH 22, 2018

The University of Bremen is the scientific base of the international project known as EMeRGe (Effect of Megacities on the transport and transformation of pollutants on the Regional and Global scales). Previously, the researchers studied European conurbations from the air. —Joohn Burrows.

Emissions 268

Emissions Taiwan Asia Ozone 268

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. Earlier post.).

Climate 261

Climate Climate Change Carbon Boston 261

Green Car Congress

MARCH 16, 2012

eutrophication; ET = ecological toxicity; FEC = fossil energy consumption; WU = water use; LO = land occupation; “The rest” includes acidification; smog formation; ozone layer depletion; and human health effects. For gasoline, the study reflects the US context in which crude oil is to a large extent imported and refined domestically.

Gasoline 357

Gasoline Water Emissions Minnesota 357

Green Car Congress

FEBRUARY 19, 2010

A new study by led by Nadine Unger at NASA’s Goddard Institute for Space Studies (GISS) that analyzes the net climate impacts of emissions from economic sectors rather than by individual chemical species has found that on-road transportatation is and will be the greatest net contributor to atmospheric warming now and in the near term.

Transportation 391

Transportation Climate Change Power Powered 391

Green Car Congress

SEPTEMBER 9, 2012

Shipping-induced global temperature change in 2050 using different parameterizations of Indirect Aerosol Effect (IAE). A recent study by an international team calculated that shipping causes a net cooling of climate across all parametrizations of the indirect aerosol effect (IAE) and scenarios throughout the period 1900?

Climate 240

Climate Emissions Ozone 2007 240

Green Car Congress

JANUARY 16, 2012

Now, researchers from Sandia National Laboratory’s Combustion Research Facility, the University of Manchester and the University of Bristol report in a paper in Science the first direct kinetics measurements made of reactions of any gas-phase Criegee intermediate, in this case formaldehyde oxide (CH 2 OO). Carl Percival.

Ozone 268

Ozone Climate Change Climate 2012 268

Green Car Congress

MARCH 27, 2010

The Asian monsoon circulation provides an effective pathway for pollution from Asia, India, and Indonesia to enter the global stratosphere, according to a new international study led by scientists at the National Center for Atmospheric Research (NCAR) in Boulder, Colo. William Randel.

Pollution 246

Pollution Asia Indonesia Ozone 246

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. Pål Börjesson, researcher in Environment and Energy Systems at Lund University.

Climate 170

Climate Waste Climate Change Sweden 170

Green Car Congress

SEPTEMBER 25, 2016

Among the findings of the report, “HFC-134a phase-out in the Chinese light-duty motor vehicle sector”, was that, considering the social cost of CO 2 e, up to 1 trillion RMB in costs (US$150 billion) required to address climate change could be avoided through 2050 by transitioning to low-GWP alternative MACs.

China 150

China Ozone Chinese United States 150

Cars That Think

DECEMBER 19, 2021

Up there, 10 to 50 kilometers above the Earth’s surface, ozone molecules absorb the sun’s ultraviolet light, protecting life far below. Even less is understood about the potential risks to people and the environment—could the particles deplete the ozone layer, for example, or significantly alter the weather? Research takes a long time.

Ozone 119

Ozone Solar Climate Change Climate 119

Green Car Congress

OCTOBER 15, 2018

Researchers at Tohoku University in Japan have identified a way to reduce harmful NO emissions produced by ammonia fuel during combustion. This study simulated bluff body stabilized non-premixed turbulent ammonia (NH 3 )/air flames using swirling flows. Copyright : Taylor & Francis.

Emissions 308

Emissions Hydrogen Fuel Global 308

Green Car Congress

JULY 29, 2010

Controlling soot from fossil fuels and solid biofuels may be a faster method of reducing Arctic ice loss and global warming than other options, including controlling CH 4 or CO 2 , although all controls are needed, according to a new study by Dr. Mark Z. Jacobson at Stanford University. Tags: Climate Change Emissions.

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Global Ozone CO2 Pollution 230

Green Car Congress

MAY 18, 2009

A recent paper by a pair of researchers from the NASA Goddard Institute for Space (GISS) and Columbia University also found that black carbon is responsible for 50% of the total 1.9 °C Jacobson went on to describe two of his recent studies. F, with about 40% due to ozone. Earlier post.). Earlier post.).

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Carbon EPA Pollution Ozone 150

Green Car Congress

JULY 18, 2010

The report did note, however, that there are some serious questions over adverse effects with this method, particularly depletion of stratospheric ozone. Geoengineering and its consequences are the price we may have to pay for failure to act on climate change.”. Evaluating candidate particles.

Climate 199

Climate Engine Ozone Solar 199

Green Car Congress

APRIL 1, 2009

The global market for rocket launches may require more stringent regulation in order to prevent significant damage to Earth’s stratospheric ozone layer in the decades to come, according to a new study by researchers in California and Colorado. Darin Toohey.

Ozone 150

Ozone Los Angeles Colorado Corporation 150

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). Dashed lines show US average emissions. Credit: ACS, Tessum et al.

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Gasoline Emissions Gasoline-Electric Pollution 236

Green Car Congress

MAY 12, 2017

A new study quantifying emissions from a fleet of gasoline direct injection (GDI) engines and port fuel injection (PFI) engines finds that the measured decrease in CO 2 emissions from GDIs is much greater than the potential climate forcing associated with higher black carbon emissions from GDI engines. —Saliba et al. of the data.

Fleet 207

Fleet Engine Global Fuel Economy 207

Green Car Congress

APRIL 1, 2009

The draft adds HFCs to the list of similar substances that EPA currently regulates because they deplete the ozone layer. EPA is directed in the draft to use its existing authority under the Clean Air Act to reduce emissions of black carbon domestically and study opportunities for reductions internationally. Clean Air Act Exemptions.

Climate 186

Climate Standards Carbon California 186

Green Car Congress

APRIL 29, 2016

The Bakken Formation, a shale oil and gas field in North Dakota and Montana, is emitting roughly 2% (about 250,000 tons per year) of the globe’s ethane, according to new study led by researchers at the University of Michigan. Hydrocarbons react with NO x and sunlight to produce ozone. Click to enlarge. Gvakharia, A.

Global 150

Global Ozone Emissions North Dakota 150

Green Car Congress

APRIL 3, 2009

In their paper on lifecycle analysis, Emanuela Menichetti and Martina Otto reviewed and assessed 30 LCA studies particularly those relating to the energy balance and greenhouse gas (GHG) emissions of biofuels produced from a range of crops and other biomass feedstocks using various conversion technologies.

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Conversion Water Emissions 2009 150

Cars That Think

DECEMBER 16, 2022

Eliza Strickland: Man-made climate change is already reshaping our planet, and carbon emissions aren’t coming down fast enough to stave off real disaster in the decades to come. It’s often called geoengineering in the popular press, but the preferred term is climate intervention. Transcript. That’s called stratospheric warming.

Climate 73

Climate IDEA Mariner Carbon 73

Cars That Think

SEPTEMBER 7, 2021

As we confront the enormous challenge of climate change, we should take inspiration from even the most unlikely sources. Take, for example, the tens of thousands of fossil-fueled ships that chug across the ocean, spewing plumes of pollutants that contribute to acid rain, ozone depletion, respiratory ailments, and global warming.

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Climate Climate Change Solar Mariner 145