Today, carbon dioxide (CO2) levels in our atmosphere are the highest they've been...
Sea Level Rise
The ocean never stops moving. When you visit the beach, waves roll in and recede...
Ocean acidification is sometimes called “climate change’s equally evil twin,”...
Who Has the Data?
Students learn what types of data scientists collect to monitor coral reefs, and...
Mon, 11/30/2009 - 12:39
Biomes: Wild Arctic
This lesson investigates how sea ice is critical to the plants and animals that...
Tue, 07/19/2011 - 16:03