Time Magazine: The Environmental Protection Agency’s (EPA) landmark decision Friday to set in motion the process of regulating greenhouse gases had a little bit of the sardonically threatening spirit of that magazine cover. Concluding a scientific review initially ordered by a two-year-old Supreme Court case, the EPA issued its long-awaited “endangerment finding,” formally declaring that carbon dioxide and five other greenhouse gases are pollutants that threaten public health and welfare. Under the Clean …