Reference no: EM132851825 , Length: Word count:- 1000

This week, we learned toxicology, plate tectonics, environmental hazards, the rock cycle, and contagious diseases. For your Unit 3 Complete assignment, write a narrative essay (minimum 1000 words) in which you address and discuss the questions and statements listed below. Use at least three scholarly sources and remember to demonstrate a thorough understanding of the READ and ATTEND sections in your essay. Cite your sources in APA format.

Question 1: Discuss the four major types of environmental health hazards. Where does BPA fit in these categories and how can you get exposed to it? Discuss the precautionary principle.

Question 2: Many people across the world die from exposure to infectious diseases. Why are the numbers so much higher in developing countries as they are in developed countries?

Question 3: In what ways does affluence affect the natural environment compared to how poverty affects the natural environment?

Question 4: Differentiate between an LD50 and an ED50 response to toxicity.

Question 5: Thoroughly describe the rock cycle and tectonic plate movement.

Question 6: Why are minerals so important? Why is there such an issue getting consumers to recycling them?

Question 7: Explain how scientist identify and assess risk.