Experiments with Ultraviolet Radiation and the Greenhouse Effect part of Activities
Melanie Szulczewski, University of Mary Washington
Students use a solar cooker to model the greenhouse effect. They also develop their own experiments to examine the strength of ultraviolet radiation from the sun with various protective materials.

Acid Mine Drainage Field-Lab Experience Round 1 part of Activities
Greg Druschel, University of Vermont and State Agricultural College
This contribution outlines a trip with my Geochemistry class to the Ely Mine, a massive sulfide mine (Besshi-type) in east-central Vermont and the field work they did there. We spent a full day discussing the site, ...

Nitrous Oxide Transport and Transformation part of Activities
Pierre-Andre Jacinthe, Indiana University-Purdue University-Indianapolis
In this laboratory exercise, students gain experience manipulating gas concentration data, determining soil properties related to transport of gases through porous medium like soils. This exercise is appropriate ...