Green Car Congress

JANUARY 13, 2012

Circle areas are proportional to values for (A and B) climate change, (C and D) human health (values for population over age 30), and (E and F) agriculture. Methane is both a potent greenhouse gas and an important precursor to ground-level ozone. National benefits of the CH 4 plus BC measures versus the reference scenario.

Carbon 257

Carbon Ozone Emissions International 257

Green Car Congress

OCTOBER 2, 2011

A NASA-led study has documented an unprecedented depletion of Earth’s protective ozone layer above the Arctic last winter and spring caused by an unusually prolonged period of extremely low temperatures in the stratosphere. The same ozone-loss processes occur each winter in the Arctic.

Ozone 186

Ozone 2011 Aura Davis 186

Green Car Congress

SEPTEMBER 25, 2021

New WHO has issued new Global Air Quality Guidelines (AQGs) that reduce levels of key air pollutants, some of which also contribute to climate change. When action is taken on these classical pollutants—particulate matter (PM), ozone (O?), and PM 10 ), ozone, nitrogen dioxide, sulfur dioxide and carbon monoxide.

Pollution 435

Pollution Global 2005 Ozone 435

Green Car Congress

SEPTEMBER 25, 2009

Significant climate anomalies 2008/2009. Source: Climate Change Compendium. The hole in the ozone layer has had a cooling effect on Antarctica, and is partly responsible for masking expected warming on the continent. Click to enlarge. Earlier post.). Earlier post.).

Climate Change 259

Climate Change Climate 2007 Ozone 259

Green Car Congress

FEBRUARY 16, 2012

Global benefits from full implementation of measures for reduction of short-lived climate pollutants in 2030 compared to the reference scenario. The climate change benefit is estimated for a given year (2050) and human health and crop benefits are. for 2030 and beyond. Source: UNEP. Click to enlarge. Earlier post.).

Climate 210

Climate Pollution Clean Cleaning 210

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 is not the first time that HFC-23 reduction measures attracted controversy.

Emissions 199

Emissions India Ozone 2017 199

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.

Ozone 186

Ozone Water CO2 MIT 186

Green Car Congress

NOVEMBER 21, 2011

The decrease in CO 2 equivalent emissions of ODSs (ozone-depleting substances: CFCs, halons, HCFCs, and others) may be offset by the projected increase in their non-ozone depleting substitutes (HFCs) (lines designated as HFC scenarios). The contribution of HFCs to climate forcing is currently less than 1% of all greenhouse gases.

Climate 287

Climate Ozone Emissions Transportation 287

Green Car Congress

FEBRUARY 4, 2013

Maersk Container Industry (MCI) is calling for tougher enforcement of European environmental legislation designed to protect the Earth’s ozone layer and help prevent climate change. And SuPoTec causes no harm to the Earth’s ozone layer, unlike HCFC141b. This is environmental precaution.

Ozone 225

Ozone 2002 Denmark Climate Change 225

Green Car Congress

SEPTEMBER 2, 2009

It is an unpalatable truth that unless we can succeed in greatly reducing CO 2 emissions we are headed for a very uncomfortable and challenging climate future, and geoengineering will be the only option left to limit further temperature increases. Professor John Shepherd, chair of the Royal Society’s geoengineering study.

Climate Change 186

Climate Change Climate Price International 186

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. John Wall, Vice President and Chief Technical Officer of diesel engine manufacturer Cummins Inc.,

Climate Change 150

Climate Change Pollution Climate Ozone 150

Cars That Think

NOVEMBER 16, 2021

The leaders of the world have just returned from the UN's latest climate change summit, COP26 , in which the countries that have signed on to the Paris Agreement upped their commitments to fight climate change. IEEE Spectrum : What role does Silver Lining play in climate research or advocacy? In 2015, the U.S.

Climate 144

Climate Climate Change Mariner Pollution 144

Green Car Congress

APRIL 17, 2009

The proposed cause or contribute finding concludes that that the combined emissions of CO 2 , CH 4 , N 2 O, and HFCs from new motor vehicles and motor vehicle engines contribute to the atmospheric concentrations of these key greenhouse gases and hence to the threat of climate change.

EPA 150

EPA Climate Change Ozone Motor 150

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

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 121

Ozone Solar Climate Change Climate 121

Green Car Congress

NOVEMBER 28, 2009

The studies use case studies to demonstrate the co-benefits of tackling climate change in four sectors: electricity generation, household energy use, transportation, and food and agriculture. Climate change threatens us all, but its impact will likely be greatest on the poorest communities in every country.

Pollution 210

Pollution Climate Change Ozone Climate 210

Green Car Congress

FEBRUARY 22, 2011

HFCs are chemicals are potential substitutes for ozone-depleting and climate-warming CFCs and HCFCs currently being phased out under the Montreal Protocol treaty to protect the ozone layer. The Joint Task Force will submit its report by 1 August 2011.

Micronesia 186

Micronesia Ozone South Africa India 186

Green Car Congress

JUNE 6, 2013

SAS involves dozens of other domestic and international research institutions, and is one of the largest North American air quality and climate studies in decades. SOAS objectives include the direct quantification of VOC, ozone and NO x surface fluxes and the reconciliation of differences with “blank-down” emission estimates.

EPRI 186

EPRI EPA Mercury Ozone 186

Green Car Congress

OCTOBER 30, 2009

Our results suggest that gas-aerosol interactions play an important role in methane’s GWP, and hence our larger value would allow better optimization of climate change mitigation policies. Methane’s GWP may also change with time as air quality regulations alter the background state of tropospheric chemistry. Shindell et al.

Climate Change 268

Climate Change Climate Ozone Pollution 268

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). HALO in-hangar in Taiwan. The aim is to better understand and predict the extent and impact of urban air pollution on Earth’s atmosphere.

Emissions 268

Emissions Taiwan Asia Ozone 268

Green Car Congress

JANUARY 13, 2010

The seven themes are: Taking Action on Climate Change. In all of this, we must also recognize that climate change will affect other parts of our core mission, such as protecting air and water quality, and we must include those considerations in our future plans. Improving Air Quality.

EPA 170

EPA 2010 Climate Change Mercury 170

Green Car Congress

MARCH 12, 2019

As a result of these findings, the researchers say that national governments and international agencies must take urgent action to reduce air pollution, including re-evaluating legislation on air quality and lowering the EU’s current limits on the annual average levels of air pollution to match the WHO guidelines. —Prof Lelieveld.

Pollution 320

Pollution Europe Cyprus Bulgaria 320

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

SEPTEMBER 23, 2016

Many ports and related freight corridors and facilities are located in nonattainment or maintenance areas for EPA’s ozone and PM 2.5 US ports are set to expand significantly as international trade continues to grow, and the size of ships coming to ports increases. national ambient air quality standards (NAAQS). Click to enlarge.

Pollution 150

Pollution EPA Cleaner Emissions 150

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

Green Car Congress

NOVEMBER 10, 2009

A two-year Cooperative Research Program conducted through SAE International to investigate the safety and environmental performance of the low-global-warming-potential (GWP) refrigerant HFO-1234yf for mobile air conditioning (MAC) systems has finished its study. Tags: Climate Change Emissions Vehicle Systems.

Global 186

Global USA Climate Change Japan 186

Green Car Congress

JUNE 27, 2017

Percent reduction in visible solar energy due to ambient PM (plus a small contribution from ozone) (A), only dust PM deposition (B) deposition of all PM components (C), and atmospheric and deposited combined (D; note change in scale). Credit: ACS, Bergin et al. Click to enlarge. —Michael Bergin.

Solar 218

Solar Energy Global Production 218

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?2050.

Climate 240

Climate Emissions Ozone 2007 240

Green Car Congress

JULY 29, 2010

However, climate models to date have mischaracterized the effects of soot in the atmosphere, according to Jacobson, director of Stanford’s Atmosphere/Energy Program. Because of that, soot’s contribution to global warming has been ignored completely in national and international global warming policy legislation, he said. Dessler et al.,

Global 230

Global Ozone CO2 Pollution 230

Green Car Congress

DECEMBER 17, 2010

There are also provisions to develop international offset programs that could include the preservation of international forests. A Memorandum of Understanding has already been signed with Chiapas, Mexico, and Acre, Brazil, at the Governor’s Global Climate Summit 3 to establish these offset programs.

California 218

California Climate Climate Change Gas-Electric 218

Green Car Congress

JANUARY 28, 2014

Compared to the 2010 “Business as Usual” scenario—which includes all adopted emission control measures for the South Coast—NO x levels must be reduced by 65% and by 75% to meet the 2023 and 2032 ozone standards, respectively. An 80% reduction of GHG emissions is targeted for 2050, relative to 1990 levels.

Climate 257

Climate Gas Emissions California 257

Green Car Congress

DECEMBER 25, 2011

Development of sustainable communities strategies can also provide an opportunity for associated criteria pollutant emission reductions that will be needed to attain air quality standards for ozone and particulate matter as well as reduce near-roadway exposures.

Pollution 231

Pollution 2012 California 2013 231

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. Click to enlarge.

Pollution 246

Pollution Asia Indonesia Ozone 246

Green Car Congress

APRIL 3, 2013

psi RVP in southern ozone non-attainment areas—but allows a 1 psi RVP waiver for E10. Thus, the evaporative emission increase caused by E30 would then be less than for E10. Currently, the Clean Air Act limits the volatility of gasoline to 9.0 psi RVP and 7.8 This waiver applies only to E10 (E9-E10), not more, not less.).

EPA 255

EPA Fuel Parts Gasoline 255

Green Car Congress

APRIL 1, 2009

The draft directs EPA to achieve additional reductions in global warming pollution by entering into agreements to prevent international deforestation. The total quantity of offsets allowed in any year cannot exceed 2 billion tons, split evenly between domestic and international offsets. Supplemental Pollution Reductions.

Climate 186

Climate Standards Carbon California 186

Green Car Congress

OCTOBER 29, 2010

ARB staff reviewed four offset protocols and recommends that they be approved as part of this regulatory package: (1) the Urban Forest Projects Protocol; (2) the US Ozone Depleting Substances Projects Protocol; (3) the Livestock Manure (Digester) Projects Protocol; and (4) the US Forest Projects Protocol. Offset Protocols. Cap and Trade 2010.

2015 210

2015 Transportation Fuel Emissions 210

Green Cars News

APRIL 19, 2009

It has been deemed by the EPA that the emissions from new motor vehicles and their engines contribute to these concentrations and threaten climate change. The analysis also looked at the impact of climate change on human health and suggests that it may lead to higher levels of ground-level ozone, a harmful pollutant.

EPA 39

EPA Gas Climate Change Arlington 39