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HEI: 95%+ of world’s population live in areas of unhealthy air

Green Car Congress

Comparison of 2016 annual average PM 2.5 Ozone, another important component of outdoor air pollution, whose levels are on the rise around the world, contributed to 234,000 deaths from chronic lung disease. Population-weighted seasonal average ozone concentrations in 2016. concentrations to the WHO Air Quality Guideline.

Pollution 218
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Sponsors of SAE Study Conclude HFO-1234yf Can Be Used As Low-GWP Global Replacement Refrigerant in MAC Systems

Green Car Congress

HFO-1234yf is a non-Ozone Depleting Substance with a Global Warming Potential (GWP) of 4. In comparison, the current refrigerant, R-134a, has a GWP of 1,430. In August, HFO-1234yf received approval to be imported and used in Japan. Earlier post.).

Global 186
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HEI study finds London Congestion Charging Scheme shows little evidence of improving air quality

Green Car Congress

From their comparison of actual air pollutant measurements within the CCZ with those at control sites in Outer London, the investigators reported little evidence of CCS-related changes in pollutant levels at roadside monitoring sites, where their modeling had suggested the most pronounced effects would be seen.

London 299
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EPA report to Congress finds a strong scientific and technical foundation for mitigating black carbon emissions

Green Car Congress

Most of this infrared radiation passes through the atmosphere, but some is absorbed by GHG molecules like CO 2 , methane, ozone and others. The different climate attributes of BC and long-lived GHGs make it difficult to interpret comparisons of their relative climate impacts based on common metrics. Source: EPA.

Congress 252
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Comparative study finds that B20 increases emission rates of a number of pollutants in both light- and medium-duty diesel engines at idle

Green Car Congress

Unregulated pollutants also include ozone precursors and bioaccumulative and toxic compounds. L engine manufactured by Isuzu, which is used in passenger cars in Europe and Asia. Assanis (2012) Gaseous and Particulate Emissions from Diesel Engines at Idle and under Load: Comparison of Biodiesel Blend and Ultralow Sulfur Diesel Fuels.

Pollution 231
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Automakers agree on common plug to recharge electric vehicles

Tony Karrer Delicious EVdriven

Skip to Content Massively explains Warhammer Online to the dedicated WoW player AOL Tech Europe ↓ Polska Deutschland Asia ↓ ???? ???? ??? ???? By comparison, NOx emissions in Travis county from motor vehicles totaled approximately 30,000 tons per year in 1996 -- the last year for which complete data was available. (1,