The 32-ton, 50-foot amphibious Arktos. The Coast Guard is taking a close look at using such vehicles as it preps to police an increasingly open Arctic Ocean, and the accompanying expansion in oil & gas exploration and shipping.

The 32-ton, 50-foot amphibious Arktos. The Coast Guard is taking a close look at using such vehicles as it preps to police an increasingly open Arctic Ocean, and the accompanying expansion in oil & gas exploration and shipping.

Tags: Arctic