National Wildlife Federation
Quantifying Land Changes Over Time Using Landsat
"Humans have become a geologic agent comparable to erosion and [volcanic] eruptions ..." Paul J. Crutzen, a Nobel Prize-winning atmospheric chemist. Using Landsat imagery, scholars create a grid showing land use type, such as urban,...
MENSA Education & Research Foundation
Ecosystems
Explore the Earth's different ecosystems through four lessons, an assessment, and extension activities. Lessons include informative text and step-by-step instructions to apply knowledge in interactive, and thought provoking ways; such as...
Curated OER
Urban Ecosystems 2: Why are There Cities? A Historical Perspective
Second in a series of five lessons, this lesson encourages preteens to consider cities as urban ecosystems. First, they keep a food diary for a few days. They visit the Natrional Agricultural Statistics Service website for current data...
Curated OER
Land Use and Soil Loss
In this land use and soil loss worksheet, students match 5 types of land use with their description and write true or false to 5 statements about the effects of land use and soil loss. The correct false statements to make them true.
Curated OER
Desertification
Students investigate the process of desertification in the Sahel region of Africa. They discuss photos from a National Geographic magazine, analyze the physical/political map of the Sahara, identify the causes and effects of...
Curated OER
Day to Combat Desertification and Drought
For this day to combat desertification and drought worksheet, students read or listen to a passage, then match phrases, fill in the blanks, choose the correct words, unscramble words and sentences, write discussion questions and conduct...