This activity explores images of tree growth in the Serengeti over time, which serve as a phenomenon for learning about and modeling species interactions in ecosystems.
In this collaborative activity, students explore major biodiversity threats and design, present, and refine solutions for preserving biodiversity.
Environmental Science
Science Practices
Lessons
High School — General
High School — AP/IB
The Beautiful Undammed
Release Date
Duration 00:27:51
After a dam removal on Washington’s Elwha River, scientists are chronicling a story of ecological rebirth. Recovering salmon populations are transferring critical nutrients from the ocean into the forests, enriching the entire ecosystem.
This video follows germplasm bank coordinator Cristian Zavala Espinosa and geneticist Sarah Hearne, who are part of the global effort to preserve the genetic diversity of maize (corn).
This interactive tool introduces students to building scientific models. Educators can use the tool to create assignments and, in some cases, automatically grade student models.