Addressing Saskatchewan's Biology 20: Ecological Organization Unit with CurioCity Educator Resources
Saskatchewan’s Biology 20 Program of Studies (1992) includes a Unit on Ecological Organization. The following CurioCity educator resources can help you address outcomes from that Unit:
Articles with Starting Points
How wolves change rivers
Published on 08/05/2014 - By Craig White
The reintroduction of wolves at Yellowstone National park created a trophic cascade which had a positive effect on the abiotic and biotic aspects of the park ecosystem and actually transformed the physical geography of the park.