Green Car Congress

JANUARY 3, 2019

In early 2013, the Chinese government declared a war on air pollution and began instituting stringent policies to regulate the emissions of PM 2.5. Paulson School of Engineering and Applied Sciences (SEAS) and the Nanjing University of Information Science & Technology (NUIST), found that while PM 2.5

Ozone 262

Ozone Pollution China Chinese 262

Green Car Congress

SEPTEMBER 19, 2018

In a cohort study of a subset of 2050 newborns from the Children’s Health Study in southern California, researchers at the University of Southern California (USC) found that an increase of 2 standard deviations in prenatal exposure to particulate matter in air pollution was associated with higher newborn total thyroxine (TT4) measures.

Pollution 301

Pollution Los Angeles California Ozone 301

Green Car Congress

AUGUST 24, 2018

pollution shortens human lives by more than a year, according to a new open-access study from a team of environmental engineers and public health researchers published in the ACS journal Environmental Science & Technology Letters. This study marks the first time that data on PM 2.5 Source: Apte et al. —Joshua Apte.

Pollution 225

Pollution Global Austin Texas 225

Green Car Congress

NOVEMBER 25, 2021

By disrupting normal societal activities such as driving, COVID-19 lockdowns afforded a unique opportunity to study their impacts on the environment. On a national or global scale, most NH 3 pollution comes from agricultural sources, such as livestock manure. Bowman, Tzung-May Fu, and Muhammad O. 1c00730.

Pollution 321

Pollution Los Angeles Vehicles Emissions 321

Green Car Congress

MAY 10, 2019

The processes that create ozone pollution in the summer can also trigger the formation of wintertime air pollution, according to a new study from researchers at the University of Colorado Boulder and NOAA, in partnership with the University of Utah. A major component of the Salt Lake Valley and Denver PM 2.5

Pollution 223

Pollution Ozone Utah Denver 223

Green Car Congress

MAY 2, 2019

In the past, pollution measurement has been relatively crude in terms of compositional, spatial, and temporal resolution. There have been significant improvements in the ability to conduct granular measurement of air pollutants, and this has enabled more awareness and more focused local policy actions, as addressed below. Globally, 4.2

Pollution 191

Pollution New York City New York San Francisco 191

Green Car Congress

AUGUST 19, 2020

The results of the study were published in the Journal of the Association of Environmental and Resource Economists. The study, set in Singapore, suggests that better air quality will bring about climate co-benefits in reducing electricity generation via lower household demand, and thus mitigating carbon emissions. —Prof Salvo.

Pollution 275

Pollution Singapore Asia Climate Change 275

Green Car Congress

AUGUST 10, 2018

The federal Clean Air Act and associated environmental regulations have driven steep declines in air pollution emissions over the past several decades, even as US manufacturers increased production, according to a study by two University of California, Berkeley, economists. —Reed Walker. Manufacturing Declining?

Pollution 199

Pollution Production Los Angeles 2008 199

Green Car Congress

OCTOBER 28, 2018

Air pollution—specifically PM 2.5 , ozone and NO 2 —could be to blame for up to 33 million emergency asthma attack visits to hospital a year, according to a new open-access study published in the journal Environmental Health Perspectives. Approximately 95% of the world’s population lives in places with unsafe air.

Pollution 207

Pollution Ozone International Aura 207

Green Car Congress

SEPTEMBER 11, 2018

A two-year study led by researchers at the University of Toronto has found large trucks to be the greatest contributors to black carbon emissions close to major roadways. The study is published in the ACS journal Environmental Science & Technology. 8b01914.

Pollution 231

Pollution Canada Carbon Climate Change 231

Green Car Congress

AUGUST 20, 2018

Babies in strollers can be exposed to up to ~60% higher average concentrations of pollution than their parents, causing potential damage to their frontal lobe and impacting on their cognitive abilities and brain development, according to a study by researchers at the University of Surrey (UK).

Pollution 199

Pollution Clean Cleaning Environment 199

Green Car Congress

AUGUST 5, 2019

An international research team led by the University of Technology Sydney (UTS) and the Woolcock Institute of Medical Research (WIMR) has found that even a sub-chronic low level exposure to particulate matter can have an adverse effect on lung health. To understand the mechanisms involved, animal models are often used.

Pollution 186

Pollution Chinese Fusion Universal 186

Green Car Congress

JUNE 23, 2023

A paper on their work is published in the ACS journal Environmental Science & Technology. They used the model and the data to estimate the life cycle air pollution, greenhouse gas, and traffic externality benefits and costs of serving rides based on Chicago TNC trip data from 2019 to 2022 with fully electric vehicles.

Fleet 195

Fleet All-Electric Carbon Emissions 195

Green Car Congress

OCTOBER 30, 2017

Based on their findings in a new study, researchers from the University of Washington and the University of Minnesota suggest that modifying urban form—as a means of affecting motor vehicle usage—may be a strategy to mitigate urban air pollution. —Bechle et al.

Pollution 231

Pollution New Zealand Minnesota Ozone 231

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. —Lin Zhang of Peking University, lead author.

Ozone 199

Ozone Pollution China South Korea 199

Teslarati

APRIL 7, 2024

A new study from the University of California (UC) Berkeley shows a steady, albeit modest, decline in carbon emissions with increased electric vehicle (EV) adoption over the last few years. This study, he adds, was the first to look at a larger area and make a connection between a decline in carbon emissions and EV adoption.

California 139

California Emissions San Francisco New Jersey 139

Green Car Congress

JULY 29, 2020

Large improvements of air quality in China during the lockdown have been widely reported, but new research shows that two pollutants harmful to human health—fine particulate matter (PM 2.5 ) and ozone—were only slightly reduced. The open-access study is published in the IOP Publishing journal Environmental Research Letters.

Ozone 243

Ozone China Pollution 2020 243

Green Car Congress

JUNE 1, 2021

A new study led by Tokyo Institute of Technology (Tokyo Tech), Hokkaido University and the University of Washington explains why. We need to understand this multiphase chemistry in the atmosphere to design an efficient strategy to manage air pollution and accurately predict future air pollution and climate change impacts.

Pollution 221

Pollution Emissions Europe Climate Change 221

Green Car Congress

JANUARY 30, 2020

In addition to harmful gases such as carbon monoxide, air pollution contains tiny particles that have been linked to health problems, including cardiovascular disease and asthma. Most studies have analyzed the potential health effects of larger-sized particulate matter (PM), such as particles less than 2.5 ?m m in diameter (PM 2.5 ).

China 269

China Pollution Chinese 2020 269

Green Car Congress

JANUARY 1, 2015

Researchers at Shanghai Jiao Tong University are using an unmanned aerial vehicle (UAV) to study pollutant diffusion and to analyze the mechanism of space-time pollution interaction. In light of this, Peng Zhongren launched UAV-based observational studies on air pollution.

Pollution 150

Pollution Universal Light Vehicles 150

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 286

Emissions Diesel Ozone United States 286

Green Car Congress

MAY 29, 2014

Results of a new study suggest that emissions particle emissions from airplane traffic at Los Angeles International Airport (LAX) are a major source of particle number (PN) concentrations in the Los Angeles area that are of the same general magnitude as the entire urban freeway network. Spatial pattern of PN concentration. Click to enlarge.

Los Angeles 244

Los Angeles Pollution Wind Emissions 244

Green Car Congress

MAY 2, 2018

Chan School of Public Health suggests that long-term exposure to traffic-related pollution significantly increases the risk of pediatric asthma, especially in early childhood. Rice and colleagues used mapping technologies to determine the distance between each child’s home address and the nearest major roadway.

Pollution 150

Pollution Boston MPH 150

Green Car Congress

DECEMBER 25, 2019

Among pollutants that are less than 2.5 microns in diameter (PM2.5 ), airborne sulfate is one of the most common components of hazy air pollution formed atmospherically via the oxidation of sulfur dioxide (SO 2 ). In collaboration with the California Institute of Technology, a research team led by Prof. —Prof.

Pollution 225

Pollution Environment Emissions Coal 225

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 428

Climate Ozone Industrial Industry 428

Green Car Congress

MARCH 29, 2017

CHIE participants are exposed to one or several common air pollutants usually for a few hours at concentrations that are not expected to produce adverse responses. The NAAQS process has broad health importance because it regulates the outdoor air concentrations of those pollutants.

Pollution 150

Pollution Ozone EPA San Francisco 150

Green Car Congress

NOVEMBER 8, 2019

Recycling technologies for end-of-life lithium ion batteries (LIBs) are not keeping pace with the rapid rise of electric vehicles, setting up a potentially huge waste management problem for the future, according to a new study led by researchers at the University of Birmingham.

Li-ion 199

Li-ion Lithium Ion Battery Batteries 199

Green Car Congress

OCTOBER 6, 2018

A study led by environmental health scientists at Columbia University Mailman School of Public Health examined the release of vapors from gasoline station vent pipes, and found benzene emissions were 10 times higher than estimates used in setback regulations that determine how close schools, playgrounds, and parks can be to the facilities.

Gasoline 365

Gasoline New York City Pollution Gas 365

Green Car Congress

JULY 23, 2017

A new study, part of the Atlanta Commuter Exposures (ACE) Study, has assessed on-roadway in-cabin particulate pollution (PM 2.5 ) collected from scripted rush hour commutes on highways and on non-highway side streets. There are a lot of reasons an in-car air sample would find higher levels of certain kinds of air pollution.

Pollution 150

Pollution Atlanta Cars Exhaust 150

Green Car Congress

AUGUST 25, 2013

The approximate linear relationship for each region is notable, suggesting that the dependence of urban NO 2 pollution upon population follows a power law scaling with population. Even though larger cities are typically more energy efficient with lower per-capita emissions, more people still translates to more pollution.) ppb (India).

Pollution 261

Pollution Power Powered India 261

Green Car Congress

JUNE 8, 2018

Scientists from Emory University, NASA’s Jet Propulsion Laboratory and the California Air Resources Board teamed to analyze satellite data to determine the 15-year trend of PM 2.5 pollution in the state. is especially burdensome in California and accounts for the greatest percentage of health impacts attributable to air pollution.

Los Angeles 250

Los Angeles California Clean Cleaning 250

Green Car Congress

AUGUST 26, 2014

A recently released total fuel cycle analysis for maritime case studies shows that natural gas fuels reduce some air quality pollutants substantially, and reduce major greenhouse gas (GHG) emissions slightly, when compared to conventional petroleum-based marine fuels (low-sulfur and high-sulfur). This is an important consideration.

Mariner 291

Mariner Pollution Gas Emissions 291

Green Car Congress

APRIL 27, 2020

A comprehensive three-year scientific study into the air, water and soil impacts of hydraulic fracturing (HF) in coal seam gas (CSG) in Queensland, Australia has found little to no impacts on air quality, soils, groundwater and waterways.

Coal 243

Coal Water Australia Gas 243

Green Car Congress

FEBRUARY 3, 2022

An open-access paper on the work is published in ACS’ Environmental Science & Technology Letters. Previous studies revealed widespread environmental pollution and human exposure to a class of compounds called low-molecular weight synthetic phenolic antioxidants. 1c00866.

Waste 434

Waste Range Polymer Pollution 434

Green Car Congress

JANUARY 3, 2012

Authors of the new study include Prof. Zhanqing Li (lead author), Feng Niu and Yanni Ding of the University of Maryland; Jiwen Fan of Pacific Northwest National Laboratory; Yangang Liu of Brookhaven National Laboratory; and Prof. Daniel Rosenfeld of The Hebrew University of Jerusalem. —Prof. Daniel Rosenfeld.

Pollution 257

Pollution Water Universal United States 257

Green Car Congress

FEBRUARY 12, 2016

New research shows that household (indoor) and outdoor air pollution contribute to more than 5.5 In the context of the Global Burden of Disease 2013 study ( earlier post ), researchers from Canada, the United States, China and India quantified air pollution levels and attributable health impacts for 188 countries for the period 1990-2013.

Pollution 150

Pollution Coal Asia 2013 150

Green Car Congress

OCTOBER 24, 2022

New research from Chalmers University of Technology, Sweden, finds that the discharge water from ships’ exhaust gas treatment systems—i.e., Furthermore, the number of ships equipped with scrubbers have tripled since the study was carried out. Ytreberg et al.

Exhaust 170

Exhaust Emissions Mariner Gas 170