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EPA makes it official--greenhouse gases are pollutants

On the eve of an international climate summit, the EPA on Monday formally declared greenhouse gases to be dangerous pollutants, strengthening President Barack Obama's hand and laying the groundwork for a new 35.5 mpg standard for light vehicles. The finding is likely to have a greater impact on electric utilities, oil companies and manufacturers than on the auto industry. The EPA's scientific finding reported that these gases “are the primary driver of climate change,” which can intensify heat waves and increase ozone pollution linked to asthma and other respiratory illnesses.

Listen: Upcoming Ford Focus ST to employ sound symposer

While BMW employs a digitally sanitized/perfected sound file to give M5 owners the proper sense of aggro urgency when motoring at pace, Porsche went a little more organic with its employment of a sound symposer to feed the 911's flat-six growl into the cabin of the extra-refined 991. Essentially, the sound symposer is an electrically controlled diaphragm in a tuned sound tube that brings the proper engine noises into the passenger compartment. It can be opened and closed by the car's onboard electronics to offer snarl when you want it and serenity when you don't.

UK Car Insurance Company reports buyers downsizing

Swinton Insurance claim quote requests for bigger cars are down 20% Swinton say that it has seen an increase of 25% in quote requests for smaller engined cars in the last six months and a decrease of 20% in car insurance quotes for cars over 1.8 litres (which, short of the big-engined cars being scrapped begs the question: What’s happened to the big-engined cars? Did they just disappear, or are they just not being insured?). But this got us thinking.