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Global benefits from full implementation of the identified measures in 2030 compared to the reference scenario. Black carbon and tropospheric ozone are harmful air pollutants that also contribute to climate change. Full implementation of these measures would reduce future global warming by 0.5 °C Click to enlarge.
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.
Renault recently made public the findings of an internal study, published first in October 2011, detailing and comparing the lifecycle assessments (LCAs) of the battery-electric and two internal combustion engined versions (gasoline and diesel) of the Renault Fluence. in the atmosphere and consequently of global warming potential.
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). coal, oil, natural gas, and biomass). —Schnell et al. Seasons and times of day. Schnell et al.
It also includes several chemicals known to deplete Earth’s protective ozone layer, which are also active as greenhouse gases. Scientists at NOAA’s Earth System Research Laboratory prepare the AGGI each year from atmospheric data collected through an international cooperative air sampling network of more than 100 sites around the world.
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. —Drew Shindell.
The LCA study was conducted consistent with the International Standards Organization (ISO) 14040 series, which stipulates four phases of an LCA: goal and scope definition; life-cycle inventory (LCI); life-cycle impact assessment (LCIA); and interpretation. Vehicle/battery types. smog); this is true even for PHEV-40s batteries, which are 3.4
Life cycle inventories have typically been presented at global, national, or regional levels—sufficient for understanding global processes such as climate change and fossil fuel depletion, but insufficient for the analysis of local processes such as air pollution, according to the researchers.
The bill also establishes an interagency council to ensure an integrated federal response to adapting to the effects of global warming. The draft promotes development of carbon capture and sequestration (CCS) technologies to establish a continuing place for coal in the US energy mix. Global Warming Pollution Reduction Program.
Global benefits from full implementation of the identified measures in 2030 compared to the reference scenario. Fast action on pollutants such as black carbon, ground-level ozone and methane may help limit near term global temperature rise and significantly increase the chances of keeping temperature rise below 2 °C (3.6 °F)—and
A study by an international team of researchers, led by Drew Shindell of NASA’s Goddard Institute for Space Studies (GISS) in New York City, has identified 14 measures targeting methane and black carbon (BC) emissions that could reduce projected global mean warming ~0.5°C Source: Shindell et al. Click to enlarge. —Shindell et al.
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. He also found that soot emissions kill more than 1.5
The World Health Organization now estimates that in 2012 around 7 million people died—one in eight (12.5%) of total global deaths—as a result of air pollution exposure. Estimates of people’s exposure to outdoor air pollution in different parts of the world were formulated through a new global data mapping. Earlier post.)
Seven billion people, more than 95% of the world’s population, lived in areas exceeding the WHO Guideline for healthy air in 2016, according to a new global study. State of Global Air 2018. Population-weighted seasonal average ozone concentrations in 2016. State of Global Air 2018. State of Global Air 2018.
annual average), according to a major international study published in the ACS journal Environmental Science & Technology. Between 1990 and 2013, global population-weighted PM 2.5 Additionally, the study found that the population-weighted mean concentrations of ozone increased globally by 8.9% and ozone (O 3 ). . …
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. In China, burning coal is the biggest contributor to poor air quality. million deaths (5.3%
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?
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