Search

Showing results for

Content type

Topics

Tags

Antarctica is almost entirely covered by ice sheets up to two miles (3 km) thick, which contain roughly 70% of the world’s freshwater.
Photo

Ross Sea Ice Shelf

View Image
Emperor penguins are the largest of the penguin species and can grow to be 100 pounds.
Photo

Emperor Penguins on the Ice

View Image
A team of scientists explore the Arctic ocean.
Slideshow

Under Arctic Ice

See the Full Slideshow
In 2011, storms and lack of ice-cover due to a warmer winter climate resulted in hundreds of seal pups being washed up on the shore of Prince Edward Island. Like many, this young seal faced an uncertain future. See more Nature's Best Photos.
Photo

Harp Seal, Prince Edward Island National Park, Canada

View Image
Looking through this iceberg's reflection in the Antarctic water, you can see the iceberg below the surface—some 90% of its total volume.
Overview

The Arctic and The Antarctic

Read the Full Overview
Two nurse sharks hover over a baited cage
Lesson Plan

Biomes: Wild Arctic

Read the Full Overview
The Greenland glacier Jakobshavn Isbrae is massive, at around 40 miles long and more than a mile thick.
Article

Up Close and Personal With the Fastest Glacier in the World

Read the Full Article
On average, Arctic sea ice has decreased by four percent per decade since the late 1970s.
Overview

Sea Level Rise

Read the Full Overview