We will be performing routine ERA maintenance starting 3PM Tuesday Feb 19 until 3PM Wednesday Feb 20. ERA searches and downloads will perform as usual, but the "Deposit" and "Edit" function will be suspended during the maintenance period. When the work is complete, we'll remove this notice. Thanks for your understanding!
50th Anniversary Celebration
Items in this Collection
Polar Impacts Exhibit - Entry Display
Entry display featured the Electromagnetic 'Bird' used to measure the thickness of the ice using electromagnetic sounding. This technique is usually used on land to map ore or groundwater deposits. Dr. Christian Haas, Professor of Earth & Atmospheric Sciences adapted the technique to create a...