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Study finds 2008 recession contributed to increase in age of US LDV fleet, slowing of emission reductions

Green Car Congress

The global economic recession of 2008—which severely depressed light-duty vehicle sales—resulted in an increase in the age of the light-duty vehicle fleet in the US that likely slowed the rate of decrease of fleet average emissions, according to a study by Gary Bishop and Donald Stedman at the University of Denver.

2008 246
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Roskill expects only 3.2% reduction in shipping emissions of spodumene concentrate by 2030; order of magnitude below IMO ambition

Green Car Congress

Shipping emissions form a significant part of the commodity supply chain’s carbon footprint, particularly for those commodities reliant on the mass transport of low-grade ores and concentrates. However, the estimated reduction in carbon intensity from 2008 levels by 2030 is 3.2%—at Background Data.

Emissions 418
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As states use less coal for electricity, driving electric vehicles becomes even cleaner

Green Car Congress

The calculated relative amounts of well-to-wheels emissions of greenhouse gases from eight different energy sources are shown in the table below. These results indicate that coal and oil are the energy sources leading to most emissions, and that hydro, wind, and nuclear are the energy sources leading to least emissions.

Coal 435
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U-M study finds substantial change in age composition of US drivers between 1983 and 2008; younger drivers represent smaller portions of their age groups

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Changes in percentage of teenagers with driver’s licenses, 1983 to 2008. The age composition of US drivers has changed substantially between 1983 and 2008, according to a new study by University of Michigan researchers Michael Sivak and Brandon Schoettle, published in the journal Traffic Injury Prevention. Click to enlarge.

2008 319
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Study finds damage due to premature mortality from PM2.5 decreased >20% from 2008 to 2014

Green Car Congress

related damages, researchers from Carnegie Mellon University and Stanford have found that, US-economy-wide, gross external damage (GED) due to premature mortality has decreased by more than 20% from 2008 to 2014. related emissions. GED was calculated for the 3 most recent NEI years: 2008, 2011, and 2014. In a new study of PM 2.5

2008 223
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California ARB approves more rebate funding for hybrid and zero-emission cars, trucks, buses9

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ARB will use the majority of those funds for its California Clean Vehicle Rebate Project to provide incentives for the purchase of zero-emission and plug-in hybrid passenger cars. There will also be an additional $10 million in incentives for hybrid and zero-emission trucks and buses. Earlier post.)

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New inventory of black carbon emissions from China finds 2007 levels higher than previously reported

Green Car Congress

BC emission map of China at 0.1° × 0.1° Major emission areas are marked. A new black carbon (BC) emissions inventory from China found BC emissions levels in 2007 of 1,957 Gg BC—higher than reported in earlier studies. 2007); and predicted national data from the National Long-term Development Plan (NLDP) (2008?2050).

2007 271