“The Tribes are irreparably harmed by the ongoing operation of the pipeline, through the exposure to catastrophic risk, through the ongoing trauma of the government’s refusal to comply with the law, and through undermining the Tribes’ sovereign …“The Tribes are irreparably harmed by the ongoing operation of the pipeline, through the exposure to catastrophic risk, through the ongoing trauma of the government’s refusal to comply with the law, and through undermining the Tribes’ sovereign …