In China, a marsh grass called Spartina alterniflora was introduced in...
Ice Melt at the Poles
It’s confirmed: both Antarctica and Greenland are losing ice—around 350 billion...
What is El Nino?
This activity explores the potential for climate variability and change to trigger...
Fri, 03/19/2010 - 14:51
Sea Levels on the Move
Through the use of satellites and land survey tools, scientists are learning about...
Fri, 01/14/2011 - 13:36
Oil in the Ocean
In summer 2009, in the heart of New Orleans, a 600-foot tanker collided with a...
Fri, 06/11/2010 - 17:30