The Green Grok Blogs on Transportation

Urban Air Pollution: Stay on the Windy Side of the Street

erica — 2009-10-14T19:28:14Z

Thinking of an urban stroll to clear the head, move those bones, and take in a breath of fresh air? Be careful that noxious car exhaust doesn’t put a dent in your healthy walk. A new study helps point the way.

On the Climate Bill Fence: Senator Dick Lugar

erica — 2009-09-17T18:42:17Z

Senator Dick Lugar (R-IN) drives a Prius, sequesters carbon on his tree farm, and voted for previous climate bills. Why is he now on the fence?

Statistically Speaking: Cash for Clunkers Wrap-Up

wendy — 2009-09-11T21:11:16Z

With the Cash for Clunkers program scheduled to end on Monday, here’s a sneak peek of its net impact on the nation’s fuel consumption and carbon dioxide emissions.

'Vacation Pictures': The All-Electric 'HuntVe'

erica — 2009-08-10T16:04:47Z

On my way out the door last week, a friend sent me a few snaps of his new farm vehicle. If you're thinking he got a large horsepower gas-guzzler to do the heavy lifting, you'd be mistaken.

Update on Cash for Clunkers, Fence-sitters, and Then Vacate

erica — 2009-08-07T16:41:36Z

Counting All the Carbon: A Waxman-Markey Wart

erica — 2009-10-01T15:37:48Z

To love something means accepting it, “warts and all.” Well, here’s one Waxman-Markey wart I don’t even like: its failure to count all the carbon.

Is There Enough Water to ‘Grow’ Ethanol?

erica — 2009-06-23T18:02:14Z

A recent study points out that when it comes to water usage, where your ethanol is brewed really matters.

Statistically Speaking: New Fuel Resources - Worth Drilling For?

erica — 2009-06-19T13:22:15Z

Cap and Trade Part 3 – You Ask, “What?” I Say, “How Wide?”

erica — 2009-07-10T14:15:31Z

GM Declares Bankruptcy

erica — 2009-06-01T19:27:51Z

The end of an era, to be sure. But how did this happen? The result of meddling by “pointy-headed busybodies” or the inevitable march of time?

The Beach Boys Redux: Muscle Cars and National Security

erica — 2009-05-28T20:24:08Z

Update: Ag Chair Introduces Bill to Bypass EPA on Renewable Fuels

erica — 2009-08-27T14:14:46Z

Last week Rep. Collin Peterson (D-MN) took his ”I don’t trust anyone anymore” paranoia one step further. He offered up a bill that would not just bypass the Environmental Protection Agency’s proposed renewable fuels standard, but the agency itself.

Obama Steers American Cars Into the 21st Century

erica — 2009-05-19T20:40:29Z

When it comes to fuel economy standards, it’s a rare sight to see the automobile industry and the environmental community together on the same platform. But that’s the view we got today when the president announced new fuel economy standards for America’s fleets.

Biofuels Can Be Electrifying

erica — 2009-08-27T14:14:35Z

It was a bad week for ethanol. First EPA proposed disqualifying corn ethanol as a renewable fuel (see yesterday's Grok post). Then, a new paper questioned the whole concept of powering cars with ethanol.

EPA’s New Biofuel Standard: No Joy in Cornville

erica — 2009-05-11T18:38:52Z

Corn ethanol is a loser when it comes to reducing greenhouse gas emissions, says the U.S. Environmental Protection Agency. It’s a finding that upset one Congressman so much that he won’t “trust anybody anymore.”