"You can always count on the brave workers it takes to ensure that all workers will, in the end, participate in how decisions are made at their workplaces."
They hope the campaign will resonate with voters concerned about low incomes, citizens worried about climate change and lawmakers who will respond to pressure on both.
They urged other politicians, notably lawmakers in Congress, to follow his lead and raise the national minimum wage.
"Outsourcing an essential public service to a for-profit corporation staffed with clerks making less than a livable wage and no accountability to the American public is completely irrational."
XL backers' arguments that the project is a jobs provider are being disputed. Many, including some labor activists, feel that the pipeline issue does not need to be divisive, and that they share the same underlying interests.
Each community has a stake in immigration reform, he said, from family reunification to visa programs. "We as a coalition have been finding ways to raise our voices."