Air Pollution:

EPA air chief Holmstead discusses energy bill, ozone, CAIR, mercury, more

The Bush administration has a number of initiatives to revise the Clean Air Act. The House energy bill has several controversial provisions affecting air quality. EPA has issued new rules on a range of pollutants, but Bush's "Clear Skies" initiative is stalled in a Senate committee deadlock. EPA's top official on air pollution issues, Jeff Holmstead, joins OnPoint to discuss administration plans and policies on mercury, ozone, greenhouse gases and other clean-air controversies.