Standards with the same topic and subject but for other grades
Understand that there are many different tools necessary to maintain an ecosystem, whether natural or manmade.
Describe how using technology can be good or bad.
Explain how materials are re-used or recycled.
Describe how human interactions with the environment impact an ecosystem (e.g., road construction, pollution, urban development, dam building).
Explain how different items are recycled and reused.
Describe how changes in the environment (e.g., fire, flood) can affect an ecosystem.
Identify physical, chemical, and biological factors that affect water quality.