Quick: How many kinds of gasoline do we use in America? Most people would say three or six: regular unleaded, mid-grade, and premium, along with the ethanol blends of the same that have become nearly universal. The actual number is somewhere above 45, though hard to pin down exactly, according...

Current ozone standards are stringent enough to protect Americans' health.

The controversy over the Clean Air Act is worth understanding because it reveals a pivotal development that EPA and the environmental groups would prefer to conceal: the 40-year-old act is no longer a sensible way to regulate large-volume conventional air pollutants such as ozone and particulate matter.

Dispelling the myths and illuminating the facts concerning the ground-level ozone issue.

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

The U.S. Environmental Protection Agency (EPA), which is forcing Americans to spend billions of dollars per year to address ozone air quality, is actually making the situation worse.

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

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