Lesson Plan

What is El Nino?

This activity explores the potential for climate variability and change to trigger...

Lesson Plan

It’s Sedimentary, My Dear Watson

In this introductory activity, students analyze core sample data to identify...

slideshow

Backbone of Biodiversity at Risk

The International Union for the Conservation of Nature (IUCN) maintains the...

slideshow

Under Arctic Ice

Hidden beneath Arctic ice is a world few have ever seen. Take the icy plunge with a...