Alberta is gradually chipping away at its own oil curtailment program to placate energy companies that have grown unhappy with the mandated cuts. The oil-rich Canadian province amended the curtailment rules on Wednesday to allow some oil sands producers, and companies that pump crude from land with freehold mineral rights, to produce more than their quota. That decision came the same day the provincial government announced it would raise the production limit for March by 75,000 barrels to 3.63 million barrels a day. The rule changes will exempt “only a few thousand barrels of production,” Michael McKinnon, government spokesman, said in an email. “We anticipate only a small amount of companies will need to use the regulation change.” The curtailment, announced in early December, was designed to ease a glut caused by a shortage of […]