200-300 words
Q1. Why is understanding biogeochemical cycles important to environmental science? Provide an example.
Talking points: (i) Describe the hydrologic, carbon, nitrogen, and phosphorus cycles. (ii) Incorporate the theory of "limiting factor" into a discussion biogeochemical cycle affects on biological populations.
Q2. What are some human impacts on the natural cycling process of ecosystems in your community?
Talking points: (i) Ecosystem characteristics (ii) Food chains or Food webs.