Curated OER
Urban Ecosystems 2: Why are There Cities? A Historical Perspective
Second in a series of five lessons, this lesson plan 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...
Curated OER
Water Purification
Students use the example of natural water purification to show that healthy ecosystems provide services to people that are essential to life as we know it.
Curated OER
Readings in Hudson River Natural History: Understanding Informational Text
After reading a series of informational articles regarding the Hudson River Estuary, the class will answer a series of comprehension questions. An answer key is provided but the articles and worksheets are not.