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Consumers are finding it hard to buy fuel-efficient vehicles because car makers are burying CO2 figures for their models online, report claims

fuel efficient cars vehicles co2 emissions

RVs are not known for their fuel efficiency. Some can need a gallon to get just 8 miles out of town. But here’s one that goes to the other extreme.

Originally envisioned as weighing just 50 pounds, and with a pullout drawer to extend its length for sleeping; inventor Paul Elkins‘ camper was designed for maximum efficiency. It had to endure winds of 60 mph, heat of 100+ degrees. And it’s not merely fuel efficient. It uses no fuel at all.

rv fuel efficient efficiency GreenNumbers greenmonktv

FedEx is announcing today that it has converted 92 of its trucks to diesel-electric hybrids (using lithium-ion batteries), bringing the total number of hybrids the company has to 264. There are a few reasons why these conversions are noteworthy. First, despite a bigger and more powerful engine (going from a 5.9L 175 HP diesel engine to a 6.7L 200 HP one), the converted trucks show an improvement of 44% in fuel economy, a decrease in particulate matter (PM) emissions of 96% (!), and a reduction of NOx emissions by 75%

fedex diesel electric hybrid diesel hybrid fuel efficient particulates NOx greenmonktv

Looks like $4 level is the tipping point for any future changes in driver behavior, according to a new survey put out by Cars.com.

The survey found that if gas were to shoot to over $4 a gallon again, 40 percent of car shoppers would "consider purchasing a new fuel-efficient car right away."

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President Barack Obama began reversing the climate policies of the Bush administration on Monday, clearing the way for new rules to force auto makers to produce more fuel-efficient and less polluting cars.

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Lotus is doing its best to convince us that they are the greenest car manufacturer, and their latest release, the Eco Elise, makes a great argument that this is the case.

lotus elise fuel efficient