Trump Administration OKs Oil Drilling Plan In Alaska Arctic Refuge

The video discusses the oil leasing plan for Alaska's Arctic National Wildlife Refuge, which opens the area for drilling for the first time. Interior Secretary David Bernhardt announced that leasing could start by the end of the year. The plan follows a 2017 congressional mandate. However, environmentalists oppose the plan, citing potential harm to wildlife and climate change impacts.

When did Congress approve the mandate to lease oil rights in part of the area?

What concerns do environmentalists have regarding the oil leasing plan?