From the National Snow and Ice Data Center

Icelights: Antarctica - These articles answer your burning questions about the frozen continent.

All About Sea Ice: Arctic v. Antarctic - Gives an overview of why sea ice behaves differently at opposite ends of the Earth.

All About Glaciers - This provides information and examples of glaciers in Antarctica and around the globe.

Quickfacts: Ice Shelves - Learn the basics about the interface between glacier ice and ocean water.

State of the Cryosphere - This site provides timely information about sea ice, ice shelves, ice sheets, and other frozen parts of our planet.