Building the Keystone XL pipeline would have “no impact” on US greenhouse gas emissions according to a new study out Friday by IHS, a global energy consulting group. The report finds that the Canadian tar sands oil would be developed regardless of whether the US-Canadian pipeline project would be completed.

The project has been awaiting a final go-ahead from President Obama for years, who has repeatedly delayed making a decision. The IHS report states it would make little difference what the president decides: