New York Times: The state has sued Interior Secretary Dirk Kempthorne, seeking to reverse his decision to give polar bears protection under the Endangered Species Act. Gov. Sarah Palin, a Republican, and other state officials say that by listing the bear as threatened, the government will cripple offshore oil and gas development. The lawsuit, filed Monday, argues that the Interior Department failed to consider that polar bears had survived previous warming periods. Kassie Siegel of the Center for Biological …