Members of the nearly half million-strong western arctic caribou herd move through their post-calving area near the Slope’s west coast. Grasses rich in nutrition are critical for caribou nursing their young. They head back south over the Brooks range as winter approaches.
Spread out across the uplands of the Arctic National Wildlife Refuge, the Porcupine caribou herd grazes in the midnightsun. The coastal plain of ANWR has become a battleground in the war for drilling on the Slope.