US regulators are still carrying out inspections of Shell and its drilling permit applications. However, no permission will be granted “until all those requirements are met”, Salazar said from an Arctic energy forum in Trondheim, Norway.

Salazar added that it is “highly likely these permits will be issued” because of what Shell has already done to meet approval.

Shell this week moving its two rigs and support vessels to Alaska from Seattle while continually monitoring ice forecasts.

“When