Polar Vortex Building in North America
What Does 'America First' Look Like in the Arctic? | RAND
Arctic Weather Plunges into North America
What is the polar vortex – and how is it linked to climate change? | US weather | The Guardian
Weakening polar vortex may yield longer, harsher winters in North America | AccuWeather
Care For Us - Polar Bear | Wild Welfare
Environment America takes legal action to protect polar bears in Alaska | Environment America
americas-arctic-a-refuge-imperiled Off the Fence
We're not the only ones... Arctic storm with POLAR VORTEX cripples America | Nature | News | Express.co.uk
The U.S. is about to get a potent polar vortex blast - Science
From Trout to Polar Bears: How the Environmental Movement Lost America - The American Conservative
See all 70 polar bears in North American Zoos (interactive) - oregonlive.com
In the Arctic National Wildlife Refuge, polar bears and oil drilling do not mix | Environment America
Polar Bears Migrate from America to Russia as Temperatures Rise
Polar Bear Facts: Animals of North America - WorldAtlas
Polar vortex: cold that has killed dozens to give way to 'spring-like' weather | US weather | The Guardian
Arctic Weather Plunges into North America
In pictures: Polar vortex strikes North America - BBC News
President Trump's New Polar Strategy Is the First Step to Defending the Arctic | Military.com
As Polar Vortex Stirs, Deep Freeze Threatens U.S. and Europe - Bloomberg
Home - American Polar Society
Polar Bear Watching Trips: Tailor-Made Ideas and Group Tours | Wildlife Worldwide
Polar vortex coming in November: Arctic blast to central, eastern U.S.
