Climate scientists are refuting claims that raw data used in critical climate change reports has been destroyed, rendering the reports and policies based on those reports unreliable. The Competitive Enterprise Institute, a free-market advocacy group, is arguing that U.S. EPA's climate policies rely on raw data that have been destroyed and are therefore unreliable. The nonprofit group -- a staunch critic of U.S. EPA's efforts to regulate greenhouse gases -- petitioned the agency last week to reopen the public comment period on its proposed "endangerment finding" because the data set had been lost (E&ENews PM, Oct. 9). But climate scientists...