CARB's new ozone standard will cause net harm to Californians.

Law of Unintended Consequences is the most frequently enacted statute in America, and the perverse outcome of well-intentioned lawmaking is on full display in California at the moment.

When "low fat" diets became the public health rage in the 1960s, it contradicted centuries of caution about too many carbohydrates.

Where has national ozone policy gone wrong, and how can we acheive healthy air at a far lower price?

A funny thing happens on weekends in most cities. Nitrogen oxide emissions go down by 10 to 40 percent, but ozone smog levels stay the same or rise.

Is the Union of Concerned Scientists misleading the public when it comes to air pollution and air quality?

What has become clear over the last several years is that ozone is having, at worst, a tiny effect on Americans' health and welfare.

The Environmental Protection Agency's new ozone regulations are self-defeating, punish the American people unfairly, and ignore the gains we have made in reducing air pollution.