Climate, Ozone and Universal

Study finds global emissions of several banned ozone-destroying CFCs are increasing

Green Car Congress

APRIL 10, 2023

New analysis has found increasing emissions of several ozone-depleting chemicals despite their production being banned for most uses under the Montreal Protocol—and a loophole in the rules is likely responsible. According to the researchers, emissions from these CFCs currently do not significantly threaten ozone recovery.

Ozone

Ozone Emissions Global Switzerland

UCL-led study finds climate impact caused by growing space industry needs urgent mitigation

Green Car Congress

JUNE 26, 2022

The rapidly growing space industry may have a greater climate effect than the aviation industry and undo repair to the protective ozone layer if left unregulated, according to a new study led by UCL and published in the journal Earth’s Future as an open-access paper. The space industry is one of the world’s fastest growing sectors.

Climate

Climate Ozone Industrial Industry

University of Cambridge designs new method to measure ozone depletion

Innovation News Network

AUGUST 25, 2022

Researchers at the Universities of Cambridge and Leeds have developed an innovative new method for measuring ozone layer depletion. The post University of Cambridge designs new method to measure ozone depletion appeared first on Innovation News Network.

Ozone

Ozone Universal Design Climate Change

TOAR shows present-day global ozone distribution and trends relevant to health; public database

Green Car Congress

FEBRUARY 6, 2018

Ozone levels across much of North America and Europe dropped significantly between 2000 and 2014. People living in parts of southern Europe, South Korea and southern Japan and China also experienced more than 15 days a year of ozone levels above 70 ppb. Source: University of Leicester. Click to enlarge.

Ozone

Ozone Global North America Colorado

Harvard/Nanjing study: China’s war on PM2.5 pollution is causing more severe ozone pollution

Green Car Congress

JANUARY 3, 2019

Paulson School of Engineering and Applied Sciences (SEAS) and the Nanjing University of Information Science & Technology (NUIST), found that while PM 2.5 pollution is falling, harmful ground-level ozone pollution is on the rise, especially in large cities. But the rapid reduction of PM 2.5 Ke Li, Daniel J. 1812168116.

Ozone

Ozone Pollution China Chinese

China study connects ozone pollution to cardiovascular health

Green Car Congress

JULY 17, 2017

Exposure to ozone, long associated with impaired lung function, is also connected to health changes that can cause cardiovascular disease such as heart attack, high blood pressure and stroke, according to a new study of Chinese adults. The findings associated ozone exposure with markers of platelet activation and increased blood pressure.

Ozone

Ozone Pollution Connect Connected

Study: ozone levels higher across China than in other countries tracking the air pollutant

Green Car Congress

SEPTEMBER 4, 2018

In China, people breathe ozone-laden air two to six times more often than people in the United States, Europe, Japan, or South Korea, according to a new international study published in Environmental Science & Technology Letters. 2017 for one ozone metric. The inset shows ozone trends in Beijing (red) and Los Angeles (blue).

Ozone

Ozone Pollution China South Korea

Study: 25% EV adoption would save US $17B annually from avoided climate change & pollution damages

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.,

Climate Change

Climate Change Pollution Climate 2014

Study finds that unregulated VSLS efficient at influencing climate through depletion of stratospheric ozone

Green Car Congress

FEBRUARY 17, 2015

Although halogens released from long-lived anthropogenic substances, such as chlorofluorocarbons (CFCs), are the principal cause of the recent depletion of stratospheric ozone, recent observations show that very short-lived substances (VSLS), with lifetimes generally under six months, are also an important source of stratospheric halogens.

Ozone

Ozone Climate Industrial Industry

Study finds rising temperatures increase risk of unhealthy ozone levels absent sharp cuts in precursors

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). The RCPs were chosen to represent a broad range of climate outcomes, based on a literature review. Ozone formation.

Ozone

Ozone Climate Change Pollution Climate

Study Concludes Warming Climate Will Increase Ozone Levels in Major California Air Basins; Climate Change and Regional Air Quality Are Intertwined Problems

Green Car Congress

JULY 22, 2010

Illustration of projected ozone changes in the South Coast region due to climate change in 2050. Areas in orange and red could see ozone concentrations elevated by 9 to 18 parts per billion. We already know that climate change will bring us increased forest fires, shorter winters, hotter summers and impact our water supply.

Climate Change

Climate Change Ozone Climate California

UCI-led study finds California’s strict air quality regulations have helped farmers

Green Car Congress

MARCH 17, 2020

Researchers at the University of California, Irvine and other institutions have conducted a statistical analysis of pollution exposure and yields from 1980 to 2015 on a key sector making up about 38% of the state’s total agricultural output: perennial crops such as almonds, grapes, nectarines, peaches, strawberries and walnuts.

Ozone

Ozone Davis San Diego Pollution

Study: surface ozone in India in 2005 damaged 6M tonnes of crops, enough to feed 94M people in poverty

Green Car Congress

SEPTEMBER 4, 2014

Ozone, the main component of smog, is a plant-damaging pollutant formed by emissions from vehicles, cooking stoves and other sources. New research shows that ozone pollution damaged millions of tons of wheat, rice, soybean and cotton crops in India in 2005. Surface ozone pollution in India damaged 6 million metric tons (6.7

Ozone

Ozone 2005 India Pollution

Toyota develops tropospheric ozone-concentration simulator for South and East Asia

Green Car Congress

MAY 25, 2011

have developed a simulator able to predict tropospheric ozone concentrations across the whole of South and East Asia. The project was carried out in collaboration with Tsinghua University in China, The Energy and Resources Institute (TERI) in India, and the International Institute for Applied Systems Analysis (IIASA) in Austria.

Ozone

Ozone Asia Toyota India

Study associates long-term exposure to air pollution with increasing emphysema

Green Car Congress

AUGUST 15, 2019

Long-term exposure to ambient air pollutants, especially O 3 (ozone), is significantly associated with increasing emphysema, according to a new study led by the University of Washington, Columbia University and the University at Buffalo. The annual averages of ozone levels in study areas were between about 10 and 25 ppb.

Pollution

Pollution Ozone Washington Universal

EPA awards $6M in research funding to improve air quality models

Green Car Congress

JULY 10, 2020

The US Environmental Protection Agency (EPA) announced $5,959,842 million in research funding to nine institutions to improve air quality models used to simulate ozone, particulate matter (PM), regional haze, air toxics, and emerging pollutants. It will also inform the development of strategies for improving air quality.

EPA

EPA Ozone Colorado Mercury

Study finds some refrigerants less damaging to ozone layer can degrade to long-lived GHG CF4

Green Car Congress

NOVEMBER 3, 2015

Some of the substitutes for ozone-damaging chemicals that being phased out worldwide under international agreements are themselves potent greenhouse gases and contribute to warming. This work was supported in part by NOAA’s Atmospheric Chemistry, Carbon Cycle, and Climate (AC4) Program and NASA’s Atmospheric Composition Program.

Ozone

Ozone Colorado Gas Carbon

Study projects net cooling of climate from ship emissions through 2050

Green Car Congress

SEPTEMBER 9, 2012

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?2050. Shipping-induced global temperature change in 2050 using different parameterizations of Indirect Aerosol Effect (IAE).

Climate

Climate Emissions Ozone 2007

San José International deploys 10 Proterra electric buses in airport fleet

Green Car Congress

MAY 7, 2019

The electric bus fleet is anticipated to reduce ozone emissions by 1.1 The electric buses are powered by the City’s own San José Clean Energy source, contributing to the Airport meeting its sustainability goals in conjunction with Climate Smart San José.

Fleet

Fleet International Indianapolis Sacramento

Emissions of potent GHG HFC-23 have grown, contradicting reports of huge reductions

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.

Emissions

Emissions India Ozone 2017

Study finds warming caused by synthetic greenhouse gases could outweigh climate benefits from phasing down CFCs

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). —Rigby et al.

Climate

Climate Ozone Climate Change MIT

Northwestern/Princeton study explores air quality impacts of aggressive conversion to EVs

Green Car Congress

APRIL 15, 2019

Researchers from Northwestern University and Princeton University have explored the impact on US air quality from an aggressive conversion of internal combustion vehicles to battery-powered electric vehicles (EVs). Across scenarios, we found the more cars that transitioned to electric power, the better for summertime ozone levels.

Conversion

Conversion Jordan Ozone Coal

Study: curbing diesel emissions could reduce mortality rates in big cities

Green Car Congress

OCTOBER 1, 2019

Freight transportation is a pillar of the US national economy, but while long-haul trucks account for less than 6% of the vehicle miles traveled over US highways, they account for about 40% of the emissions of air polluting particulate matter and about 55% of nitrogen oxides, the precursor to ozone in the atmosphere, the study said.

Emissions

Emissions Diesel Ozone United States

Study findings suggest that switching from coal to natural gas would do little for global climate

Green Car Congress

SEPTEMBER 8, 2011

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. The study underscores the complex and sometimes conflicting ways in which fossil fuel burning affects Earth’s climate.

Coal

Coal Climate Gas Global

Study Finds Ozone, Nitrogen Change the Way Rising CO2 Affects Earths Water

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

Ozone Water CO2 MIT

International study of role of soots impact on Arctic climate

Green Car Congress

APRIL 21, 2011

Scientists from the US, Norway, Russia, Germany, Italy and China are participating in a study examining the potential role of black carbon, or soot, on the rapidly changing Arctic climate. The Arctic climate is changing faster than some scientists expected.

Climate

Climate International Ozone Norway

Urban CO2 Domes May Enhance May Increase Ozone and PM, With Accompanying Increase in Mortality

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. Tags: Climate Change Emissions Policy. Mark Jacobson.

Ozone

Ozone Los Angeles Pollution CO2

UK Awards 1.6M to Project Investigating Stratospheric Particle Injection for Climate Engineering

Green Car Congress

JULY 18, 2010

From: Geoengineering the Climate (2009) Click to enlarge. million) in funding to the project SPICE (Stratospheric Particle Injection for Climate Engineering). The report did note, however, that there are some serious questions over adverse effects with this method, particularly depletion of stratospheric ozone. Earlier post.).

Climate

Climate Engine Ozone Solar

HALO research aircraft measuring the emissions of megacities in EmeRGe project

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). Burrows, the Principal Investigator of the mission and a professor at the Institute of Environmental Physics at the University of Bremen.

Emissions

Emissions Taiwan Asia Ozone

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. —Cappa et al. Earlier post.).

Climate

Climate Climate Change Carbon Boston

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

Climate

Climate Waste Climate Change Sweden

New international study finds lab testing of diesel NOx emissions underestimates real-world levels by up to 50%

Green Car Congress

MAY 15, 2017

in collaboration with scientists at the University of York’s Stockholm Environment Institute (SEI); University of Colorado; and the International Institute for Applied Systems Analysis, assessed 30 studies of vehicle emissions under real-world driving conditions in 11 major vehicle markets representing 80% of new diesel vehicle sales in 2015.

Diesel

Diesel International Emissions Ozone

Low-lying and other vulnerable countries calling for fast action on non-CO2 global warming pollutants

Green Car Congress

NOVEMBER 29, 2010

Among the non-CO 2 pollutants are hydrofluorocarbons (HFCs), methane, tropospheric ozone, and black carbon soot. The next round of UN climate negotiations begins in Cancun today. ” The authors go on to say that reducing the non-CO 2 pollutants can delay additional climate warming by several decades.

Micronesia

Micronesia Pollution Ozone Global

Study finds anthropogenic PM and dust undercutting global solar energy production

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. 7b00197.

Solar

Solar Energy Global Production

US and UK researchers report direct measurement of key atmospheric reactant; more rapid formation of secondary aerosols

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

Ozone Climate Change Climate 2012

Report: Rising temperatures to increase ozone levels

Green Cars News

JULY 22, 2010

A new report released by the California Air Resources Board (ARB) has sent a stark warning on the effects of climate change on ozone levels in the state’s major air basins.

Ozone

Ozone Climate Change Davis Climate

Test of Planet-Cooling Scheme Could Start in 2022

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

Ozone Solar Climate Change Climate

UMD-led study finds China’s SO2 emissions down 75% since 2007, India’s up 50%; India may now be the top SO2 emitter

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%. Illustration: Chris McLinden, Environment and Climate Change Canada. Click to enlarge.

India

India 2007 Emissions Aura

Cummins CTO John Wall receives California’s premier air quality award

Green Car Congress

JUNE 26, 2015

Haagen-Smit Clean Air Awards are given annually to individuals who have made significant lifetime contributions toward improving air quality and climate change science, technology and policy, furthering the protection of public health. The two other recipients are: Dr. Donald Blake, professor of chemistry, University of California Irvine.

Climate Change

Climate Change Pollution Climate Ozone

Study finds global rivers and streams emitting 3x IPCC estimates of the GHG N2O

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. —Jake Beaulieu of the University of Notre Dame and the US EPA, and lead author of the PNAS paper.

New Hampshire

New Hampshire Global Climate Change Ozone

MIT study finds air quality co-benefits of US carbon policies can significantly offset costs, depending upon the policy

Green Car Congress

AUGUST 25, 2014

Air quality co-benefits are additional to climate benefits realized from reduced CO 2 emissions.). In a paper published in the journal Nature Climate Science , the MIT researchers took a systems-level approach to analyzing how climate policies influence air quality, focusing on US emissions of O 3 and PM 2.5

MIT

MIT Carbon Climate Climate Change

ICCT study finds that transitioning to low-GWP MAC refrigerants in China could avoid up to US$150B in costs

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. Cambridge University Press.

China

China Ozone Chinese United States

Study Finds Controlling Soot May Be Fastest Method to Reduce Arctic Ice Loss and Global Warming; Second-Leading Cause of Global Warming After CO2

Green Car Congress

JULY 29, 2010

Jacobson at Stanford University. However, climate models to date have mischaracterized the effects of soot in the atmosphere, according to Jacobson, director of Stanford’s Atmosphere/Energy Program. 1990; Anisimov, 2007] and chemical production of ozone in already-polluted locations [Jacobson, 2008b]. Mark Jacobson.

Global

Global Ozone CO2 Pollution

High CO2 and Drought Conditions Result in Increase in Toxic Compounds, Decrease in Protein Content and Decreased Yield in Plants

Green Car Congress

JUNE 29, 2009

Researchers at Monash University in Victoria, Australia have found an increase in toxic compounds, a decrease in protein content and a decreased yield in plants grown under high CO 2 and drought conditions. High Ozone Decreases Yield. Dr Gleadow.

Ozone

Ozone CO2 Climate Universal

Study finds global emissions of several banned ozone-destroying CFCs are increasing

UCL-led study finds climate impact caused by growing space industry needs urgent mitigation

University of Cambridge designs new method to measure ozone depletion

TOAR shows present-day global ozone distribution and trends relevant to health; public database

Harvard/Nanjing study: China’s war on PM2.5 pollution is causing more severe ozone pollution

China study connects ozone pollution to cardiovascular health

Study: ozone levels higher across China than in other countries tracking the air pollutant

Study: 25% EV adoption would save US $17B annually from avoided climate change & pollution damages

Study finds that unregulated VSLS efficient at influencing climate through depletion of stratospheric ozone

Study finds rising temperatures increase risk of unhealthy ozone levels absent sharp cuts in precursors

Study Concludes Warming Climate Will Increase Ozone Levels in Major California Air Basins; Climate Change and Regional Air Quality Are Intertwined Problems

UCI-led study finds California’s strict air quality regulations have helped farmers

Study: surface ozone in India in 2005 damaged 6M tonnes of crops, enough to feed 94M people in poverty

Toyota develops tropospheric ozone-concentration simulator for South and East Asia

Study associates long-term exposure to air pollution with increasing emphysema

EPA awards $6M in research funding to improve air quality models

Study finds some refrigerants less damaging to ozone layer can degrade to long-lived GHG CF4

Study projects net cooling of climate from ship emissions through 2050

San José International deploys 10 Proterra electric buses in airport fleet

Emissions of potent GHG HFC-23 have grown, contradicting reports of huge reductions

Study finds warming caused by synthetic greenhouse gases could outweigh climate benefits from phasing down CFCs

Northwestern/Princeton study explores air quality impacts of aggressive conversion to EVs

Study: curbing diesel emissions could reduce mortality rates in big cities

Study findings suggest that switching from coal to natural gas would do little for global climate

Study Finds Ozone, Nitrogen Change the Way Rising CO2 Affects Earths Water

International study of role of soots impact on Arctic climate

Urban CO2 Domes May Enhance May Increase Ozone and PM, With Accompanying Increase in Mortality

UK Awards 1.6M to Project Investigating Stratospheric Particle Injection for Climate Engineering

HALO research aircraft measuring the emissions of megacities in EmeRGe project

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

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

New international study finds lab testing of diesel NOx emissions underestimates real-world levels by up to 50%

Low-lying and other vulnerable countries calling for fast action on non-CO2 global warming pollutants

Study finds anthropogenic PM and dust undercutting global solar energy production

US and UK researchers report direct measurement of key atmospheric reactant; more rapid formation of secondary aerosols

Report: Rising temperatures to increase ozone levels

Test of Planet-Cooling Scheme Could Start in 2022

UMD-led study finds China’s SO2 emissions down 75% since 2007, India’s up 50%; India may now be the top SO2 emitter

Cummins CTO John Wall receives California’s premier air quality award

Study finds global rivers and streams emitting 3x IPCC estimates of the GHG N2O

MIT study finds air quality co-benefits of US carbon policies can significantly offset costs, depending upon the policy

ICCT study finds that transitioning to low-GWP MAC refrigerants in China could avoid up to US$150B in costs

Study Finds Controlling Soot May Be Fastest Method to Reduce Arctic Ice Loss and Global Warming; Second-Leading Cause of Global Warming After CO2

High CO2 and Drought Conditions Result in Increase in Toxic Compounds, Decrease in Protein Content and Decreased Yield in Plants

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