LA Times: A long-awaited environmental review of the Keystone XL pipeline released Friday by the State Department found the project would have a negligible impact on climate change, bolstering the case for the controversial project as it heads to the White House for a decision on its construction. During a sweeping speech on climate change last June, President Obama said his main criterion for approving the pipeline was that it not significantly worsen the problem of carbon pollution. Because the northern...