arctic
Gear
America Must Build More Icebreakers or We'll Lose the Battle for the Arctic
By Gregory Noddin Poulin
Science
Do We Need New Traits to Live Within Limits? Revkin Asks. Lopez Responds, from 1986.
By David Dobbs
Security
The Soviet Ship That Cuts Through Ice Like a Nuclear-Powered Knife Through Butter
By Andrew Tarantola, Gizmodo.com