Europe has its contention pipeline, Nord Stream, which is to bring Russian gas to Germany.
The United States has Keystone, a pipeline project dedicated to delivering Canadian crude from Alberta to refineries in the Gulf of Mexico.
Since the presidency of Barack Obama, Keystone XL sows discord between Ottawa and Washington and, within the United States, it polarizes Republicans and Democrats or even exacerbates the anger of environmental activists against the oil industry.
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Joe Biden kills Keystone XL pipeline project a second time
Blocked by Barack Obama and then supported by Donald Trump, the $ 8 billion tube project was again stopped by Joe Biden, who had just arrived at the White House.
For the Democratic president, it was a symbolic gesture underlining his shift towards energy transition.
The oil states do not hear it that way.
Texas launched a judicial sling this week, involving no less than twenty states including Montana, Louisiana or the two Dakotas.
In his complaint, Texas Attorney General Ken Paxton found the White House's cancellation of the permit illegal.
According to him, the file falls within the competence of Congress.
Complainant states feel aggrieved by tens of millions of dollars in annual tax revenue expected from the pipeline.
If Indian tribes have long been opposed to crossing their territories by this 1900 km steel tube, supporters of Keystone argue that transporting oil by pipeline is greener than by train or truck.
The Biden season of the long-running soap has only just begun.