For my big summer vacation this year, I spent over a week traveling the mountain west, crossing four states (South Dakota, Wyoming, Montana, Idaho), traversing eight national monuments and parks, and racking up over 2300 miles. Because even when I’m on vacation I can’t stop thinking about transportation, I thought I’d share a few observations from the trip: Read More
July 11th, 2014
August 29th, 2013
To a scientist, having new data to study is like a child having a new candy store to explore. With the EPA’s release of new air pollution rules, I’ve just learned of the Willy Wonka Factory of data in my field of study. The rules require new air quality monitors near major roadways in US cities. The new data will ultimately help us better protect from harmful air pollutants the millions of Americans who live, work, and play close to major roads.
December 14th, 2012
The Environmental Protection Agency will revise the air pollution standard for particulate matter today to be in line with the best available science, reports the Washington Post. Particulate matter is the primary component of soot. It is encouraging to see the agency following the Clean Air Act, especially in the face of strong industry pressure to ignore science again. Read More
July 18th, 2012
The Washington Post is reporting that the White House—again—is interfering with the EPA’s ability to set scientific air pollution standards. Last time, it was the president who prevented the EPA from strengthening the air quality standard for ozone, despite the unanimous advice of the agency’s independent scientific advisory committee. This time, the interference is coming from the White House Office of Management and Budget (OMB). Read More