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Study concludes that automakers tweak vehicle fuel economy to qualify for more favorable treatment; focus on car notches

Green Car Congress

In response to federal policies to boost gas mileage, manufacturers have changed vehicle weights, improved tire-rolling resistance and added aerodynamic features to push fuel-economy rates past government-mandated thresholds. mpg and 22.4 mpg) that lead to large changes in tax liability or the amount of a subsidy. mpg US (12.7

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Volvo Car Corp. demonstrates autonomous driving in traffic jams; traffic jam assistance system ready for production in 2014

Green Car Congress

Drivers in major metropolitan areas such as New York, Chicago, Philadelphia and Los Angeles spend even longer times queuing to and from work every day. Autonomous driving has potential for improving road safety, traffic flow and fuel economy. But the legal situation for this technology still remains unclear.

Volvo 308
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Study finds cities can reduce CO2 more easily from residential conservation than transportation

Green Car Congress

If accompanied by aggressive efforts to get drivers out of their cars, compact growth programs could reduce auto-based 2030 CO 2 emissions by as much as 25% over and above any emissions reductions attributable to higher fuel economy standards. The CPP is intended to reduce greenhouse gas emissions from power plants.