Curated OER
Urban Ecosystems 5: In Defense Of Cities
Students explain that while cities have unattractive features, the density of human life enables energy efficiency, mass transit, recycling, and other benefits which are difficult or impossible in rural areas. This is the fifth in an...
Curated OER
Biomes of the World
In this biomes learning exercise, students read an article on biomes and answer 10 multiple choice, short answer or true and false questions relating to biomes.