[2][3] While the range is mostly uninhabited, the Dalton Highway and Trans-Alaska Pipeline System run through the Atigun Pass (1,415 m, 4,643 ft) on their way to the oil fields at Prudhoe Bay on Alaska's North Slope.

Marshall described the mountain as, a "towering, black, unscalable-looking giant, the highest peak in this section of the Brooks Range.

It represents the northern extent of the tree line, with little beyond isolated balsam poplar stands occurring north of the continental drainage divide.

Trembling aspen and white spruce also occur north of the Brooks Range, though they are limited to sites that have been disturbed by human activity.

In addition to the coral fossils shown, trilobites and brachiopods from the middle Cambrian have been found in the sandy limestones of the Central Brooks Range.

[18] Due to a changing climate, between the years 1969–2018 the Eastern and Western portions of the Brooks Range have experienced a 17.2% increase in annual precipitation.

[19] As measured at the Anaktuvuk Pass weather station (elevation 770 metres (2,530 ft)), the average summer temperatures are 16 °C (61 °F) as a high and 3 °C (37 °F) as a low.