On Arctic ecology: the detailed knowledge of animal behavior that Iñupiat hunters possessed — the specific cues that indicated seal presence at breathing holes, the movement patterns of caribou herds, the behavioral signatures that distinguished different polar bear temperaments — was documented by anthropologists like Nelson and confirmed by wildlife biologists.

What had been described by early Western observers as intuition or luck was revealed to be, on examination, the application of extraordinarily detailed observational knowledge accumulated across hundreds of generations.

On cold-weather clothing: military research during and after World War II, when American forces needed cold-weather gear for operations in extreme environments, eventually confirmed that the basic design principles of traditional Iñupiat garments — layering, specific material choices, construction methods that maintained insulation in wet conditions — were functionally superior to what Western textile technology had produced.

The Arctic clothing that the U.S. military eventually developed for extreme cold environments drew heavily on Indigenous design principles.