Reuters: President Barack Obama tried to revive his stalled climate change agenda on Tuesday, promising new rules to cut carbon emissions from U.S. power plants and other domestic actions including support for renewable energy.
Obama also signaled he would block construction of the Keystone XL oil pipeline from Canada if it contributed to climate change. That does not mean the project is doomed, however. A State Department report, which Obama could reference, has said the pipeline would not change the...