The New York Times reports: During his presidential campaign, Donald J. Trump repeatedly hailed the Keystone XL pipeline as a vital jobs program and one that sharply contrasted his vision for the economy with that of Hillary Clinton.

“Today we begin to make things right,” President Trump said Friday morning shortly after the State Department granted the pipeline giant TransCanada a permit for Keystone construction, a reversal of Obama administration policy.

The pipeline would link oil producers in Canada and North Dakota with refiners and export terminals on the Gulf Coast. It has long been an object of contention, with environmentalists saying it would contribute to climate change and the project’s proponents — Republicans, some labor unions and the oil industry — contending that it would help guarantee national energy security for decades to come.

When President Barack Obama rejected the project in late 2015, he said it would undermine American leadership in curbing reliance on carbon fuels. [Continue reading…]