Interactions of Earth’s Sphere
interactions
Key vocabulary Ecosystems - community of plants and animals that interact with one another and with their physical environment (land, climate, soil, water and nutrients) Interactions Feedback – influence each other – unpredictable or irreversible Climate Influences: Ocean currents Precipitation Human activity Volcanic events Solar events Tectonic events
Can you think of some examples of interactions between two or more spheres? Atmosphere Geosphere Hydrosphere Biosphere
Can you think of some examples of interactions between two or more spheres? Atmosphere Geosphere Hydrosphere Biosphere Ozone change Ozone change El Nino Ozone change; photosynthesis Hurricanes; tsunamis; volcanoes; wave action Volcanic eruptions Hurricanes; tsunamis; tectonics; erosion; volcanoes Earthquakes; wave action Hurricanes; tsunami; coal, nutrient cycles; volcanoes El Nino Waves Wave action photosynthesis Photosynthesis
In order to maintain and improve their existence, humans interact with and influence Earth systems. Some examples: Hydrosphere – water pollution Biosphere – over-fishing, agriculture, forestry, algae in lakes Geosphere – mining Atmosphere – air pollution Interactions – climate change
Human systems Created by humans for individual and collective wants and needs System that are created by humans include: Human settlements Transportation routes Communication systems Economics Infrastructure Energy
Collage Assignment For this activity, you can choose a specific interaction between humans and the natural environment. Showcase your ideas using words, quotes, and pictures you find in magazines. You will then write a 6-8 sentence paragraph describing your collage, explaining the interactions in your collage, and why you chose specific words/pictures. Self-assessment and peer-assessment
Criteria Level 1 Level 2 Level 3 Level 4 Knowledge- the collage represents a clear environmental theme and critical thinking around the issue is clear in their collage creation; the paragraph is clear, well-written, and describes the pictures/word choices in the collage. - critical thinking has been made with minimal accuracy and effectiveness with the word choices and use of visuals. - critical thinking has been made with some accuracy and effectiveness with the word choices and use of visuals. - critical thinking, for the most part, has been made with accuracy and effectiveness with the word choices and use of visuals. - critical thinking has been made with a high degree of accuracy and effectiveness with the word choices and use of visuals. Presentation/Creativity- the layout and overall project reveal a great deal of creativity, organization, and thought; ideas are represented in a unique and eye-catching manner. Does the project look thrown together or well-thought out? - the theme and visuals used show limited creativity and effectiveness. - the theme and visuals used show some creativity and effectiveness. - the theme and visuals used show considerable creativity and effectiveness. - the theme and visuals used show a great degree of creativity and effectiveness.