Module Summary – DSCR Changes in Ecosystems
In the Delta Science Content Reader Changes in Ecosystems, students learn about the parts of an ecosystem and how resources in an ecosystem support living things. Next, students discover ways that ecosystems change, through both natural events and the actions of humans and other organisms. They also consider the positive and negative impacts of these changes on living things. Finally, students explore how damage to ecosystems can be prevented or reversed through the wise use of resources.