1. How do we interact with the environment?
Ecology
How do we interact with the environment?
Starter: How do humans rely on the environment?

2. Homework pack 2

3. Learning Outcomes
describe how humans are dependent on their environment for ecosystem services
list ecosystem services we depend on

4. Ecosystems
Discuss what you think an ecosystem is and come up with a definition for this.

5. Types of Ecosystem
The type of ecosystem we live in or create will determine what the ecosystem is like. The two main types are Linear and Closed Loop. Q: What do you think the difference between these two is?

6. Stone statues (Moai) of Easter Island in an empty landscape.
Ivonne Wierink/Shutterstock

7. A variety of organisms in their ecosystems.
NatureOnline/Alamy

8. Closed Loop

9. Tasks
1) describe how the Closed Loop ecosystem is like the “circle of life”.
Use key words:
Plants, animals, bacteria, fungi, nitrates, phosphates, decompose, consumer, snail, faeces, carbon dioxide, photosynthesis, oxygen.

10. Linear: Take, Make, Dump

11. What are some of the problems with a linear system?
Problems with Take: Problems with Make: Problems with Waste:

12. Task:
Read the information on Barn owls, fill in the closed loop system flow diagram and answer the questions on the worksheet.

13. Closed Loop Case studies