Transporting oil is safer via a pipeline than by trucks or trains, posing a significantly lower risk to workers, according to a new study from Canada’s Fraser Institute.

The report comes at a time when the White House is said to be weighing whether to approve a cross-border permit for TransCanda Corp.’s Keystone XL pipeline. Recently, powerful business groups put pressure on President Obama, saying investor confidence in the U.S. economic recovery would falter if he blocked the project.