The Biden administration has reversed course and is now defending a decision to allow the Willow project, a major oil drilling development in the National Petroleum Reserve-Alaska.
Some lawmakers are now asking whether the 2007 ethics reforms need to be updated again to more effectively guard against conflicts of interest.
Sullivan says decisions made by the Trump administration that benefit Alaska are under attack.
Support for Haaland is widespread in the Yukon-Kuskokwim Delta Region, where many prominent female leaders have backed Haaland.
A federal appeals panel has halted work at one of Alaska’s biggest proposed North Slope oil fields, putting dozens of contractors out of work and costing ConocoPhillips, the project’s developer, millions of dollars.
Conoco had planned to break ground at the gravel mine site on Feb. 12.
A federal judge has denied requests by conservation groups that she block ConocoPhillips from starting construction work this winter on its massive oil discovery.
The Willow project would be the North Slope’s westernmost oil field, and the Department of the Interior says the project could produce up to 160,000 barrels of oil a day, over 30 years.
On the block are old, new and unbuilt projects: the Kuparuk River Unit, which is Alaska’s second-largest oil field; the newer Alpine unit to the west; and the undeveloped Willow prospect in the National Petroleum Reserve-Alaska.
A major proposed North Slope oil project is running into local opposition from residents of the village of Nuiqsut, who are already partially surrounded by development and wary of more.