Included are two assessments to use with your students.
The United States - Mexico Border Fence
Students are asked to consider the fate of various regional species when the border fence between the U.S. and Mexico is built.
Upstate New York Farm
A dairy farmer builds a fence to keep his cows from wandering. What is the impact on the bobcats that wander over large areas of the region to search for food and to find mates?