Green Car Congress

NOVEMBER 26, 2014

EPA last updated these standards in 2008, setting them at 75 ppb. EPA scientists examined numerous scientific studies in its most recent review of the ozone standards, including more than 1,000 new studies published since the last update.

Ozone 273

Ozone EPA Standards 2015 273

Green Car Congress

APRIL 21, 2011

The state of Oregon conducted a similar study completed in November 2007 and Iowa, Nevada and Texas are among several states currently researching mileage-based user fees. Minnesota’s Road Fee Test project will be another in a series of technology demonstrations that are being conducted as a part of this federal program.

Fuel Tax 262

Fuel Tax Tax Minnesota Fuel 262

Green Car Congress

NOVEMBER 21, 2013

According to 2013 studies on well-to-wheel greenhouse-gas emissions (GHG) by the Advanced Power and Energy Program at the University of California, Irvine, hydrogen-powered fuel cell vehicles have the lowest overall emission levels of all alternative fuel entries. Click to enlarge. Earlier post.)

Tucson 324

Tucson Honda Hyundai Concept 324

Green Car Congress

MAY 19, 2010

This report and its companions, Advancing the Science of Climate Change and Adapting to the Impacts of Climate Change are part of a congressionally requested suite of five studies known as America’s Climate Choices. “We A carbon-pricing system is the most cost-effective way to reduce emissions.

Climate Change 199

Climate Change Carbon Climate Emissions 199