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 instructional activity, 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...
Curated OER
Desertification
Learners 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
In 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 a...