emissions

That old capitalist tool, Forbes magazine, has issued a list of the 10 dirtiest cars sold in the U.S. At the very top, in first place for filth, is the Jeep Grand Cherokee. But it turns out there are some problems with their list. There's history behind this. A decade ago, the website for Forbes...

You may already associate the 2010 Toyota Prius with flowers, courtesy of its "Harmony Between Man, Nature, and Machine" ad campaign, complete with human flowers in the "Harmony" TV spot. Now Toyota has taken flower power one step further, creating two new species specifically to help reduce the...

Toyota City, Japan, smells pretty sweet these days according to a report by Richard Blackburn at drive.com.au. Japan's largest automaker has developed two new flower species to help offset CO2 emitted by the Prius factory there. The leaves of one of the flowers, based on the cherry sage, absorb...

We've always been more than a little skeptical about Bentley's biofuel claims for its 2010 Continental Supersports hot rod. We think it's very, very unlikely that owners of a $267,000 near-supercar will seek out one of the few hundred E85 ethanol pumps in the country to cut their carbon emissions...

If you frequent this site, you've read all about electric vehicles and gas-electric hybrids. In those applications, electricity is stored in a battery, which powers an electric motor. That electric motor can either move the vehicle or assist the gas engine in hybrid configurations. One U.K. company...

Like CVT, which stands for continuously-variable transmission, PZEV is one of those acronyms floating around the auto world that mean nothing to most car buyers. It stands for Partial Zero-Emission Vehicle,  one of a number of arcane emissions brackets created by the very aggressive California Air...

The Mercedes-Benz AMG division has historically been about ungodly power and torque, space shuttle-like acceleration and street legal race car performance. Each AMG engine is hand built by one engineer from start to finish. With so much emphasis on making cars fast and exclusive, fuel economy has...

Every time we make a joke involving the US Marine Corps, first we check it with our friend Cap'n Connors, a former Marine. With multiple deployments under his belt, and much multicolored art under his skin, the cap'n is our source for all things having to do with the most profane of the armed...

All that's left now is for President Barack Obama to sign the bill. Late last night, the US Senate voted 91 to 5 to pass a $106 billion supplemental spending bill for US troops in Iraq and Afghanistan that includes $1 billion in "Cash for Clunkers" funding. Earlier, the Senate had barely defeated...

It's obviously green supercar day here at GreenCarReports. No sooner had we written about Lamborghini's green vehicle plans than more info popped up on our previous story about the plans for Ferrari hybrids as well. Editor Eddie Alterman from Car and Driver writes that a concept could debut at the...

Ferrari is now testing prototypes of a hybrid-electric system in the fabulous 599 sports car

Quirky carmaker Subaru sees cleaner diesels and hybrids on the horizon. This week Ikuo Mori, president of Fuji Heavy Industries, (Subaru's parent company) told Japanese reporters that Subaru is developing a cleaner diesel designed to meet 2011 global emissions standards and that he hopes to have a...

We analyze the president's new mileage and emissions regulations and highlight the 3 most important factors in the announcement

Maybe only previous diesel owners are eager to buy new clean diesels; if so, then Volkswagen will benefit the most

Fulfilling a campaign promise, the Obama Administration will harmonize national mileage rules with California's limits on greenhouse gas emissions

Motorcycles from 2000 and later will be tested every other year for compliance with emissions standards, starting in 2012

VW adds a third engine and its first diesel to its Touareg sport-utility, giving gobs of torque and EPA mileage of 17 mpg city / 25 mpg highway

There are three constants in life: death, taxes, and Nissan's periodic announcement of another zero-emission partnership. This time, the Renault-Nissan Alliance is working with Progress Energy and the non-profit group, Advance Energy, both based in Raleigh, North Carolina. The three entities will...

Ford Motor Company celebrated the production of their 100,000th hybrid at their Kansas City Assembly Plant today. The company, which plans to increase hybrid car production this year with the incoming Ford Fusion and Mercury Milan models, used the day as an opportunity to plug their gas-electric...

One small island nation off the coast of Italy is about to become the test case for countrywide smart-grid technology. Malta and IBM have agreed on a plan to digitize the country's electrical grid and water system. In a place with over 1700 vehicles per square mile, climate change is a very...