The Trump administration justified the expansion of drilling in the Arctic ircle, saying "there is not a climate crisis."
The record-breaking hole is the deepest ever drilled using hot water.
The Department of Interior has proposed rolling back parts of 2016's Well Control Rule, which put safety standards in place for systems that prevent blowouts and enact emergency measures if offshore oil and gas drillers lose control of their rigs. The original rule was crafted by the Obama administration as a direct response to the BP oil spill.
Researchers think the practice led to an earthquake that caused tens of millions of dollars in damage.
The gas rig was much larger than an oil rig.
The Arctic National Wildlife Refuge is on the verge of being opened to oil drilling.
The two-month expedition will drill into the seafloor to find out more about the submerged "continent."
Environmental groups decried Ryan Zinke's announcement.
Trump's EPA pick Scott Pruitt is in the pocket of the fossil fuel industry.
The five-year drilling plan will work to prevent oil spills and reduce climate change, despite the efforts of major corporations.
"The Arctic is a unique treasure," Clinton tweeted. "Given what we know, it's not worth the risk of drilling."
The final permit came after the company repaired a ship essential to its exploration in the region this season.
The ship was headed to the Arctic for an oil-drilling mission before being forced to turn around.
The risk of another oil spill in Alaska is too high for BP to resume exploration.
Millions of American homeowners now find themselves living within a mile of drilling activity that they say is deflating the value of their homes, making it hard for them to move.