1) Compare and contrast highly developed
countries (HDCs) and less developed countries (LDCs). Include in your answer
three examples of countries in each category; a description of the gap between
categories; and the similarities and differences that one might expect to see
in these types of countries.
2) Explain why a single child born in the
United States can have a greater effect on the environment than 12 or more
children born in a developing country.
3) Some people want scientists to give them
precise, definite answers to environmental problems. Explain why this is not
possible, and explain its implications on an ongoing environmental problem
(e.g., climate change, etc.).
4) How does a food web differ conceptually
from a food chain? Which is more realistic, and why?
5) Briefly summarize the first and second
laws of thermodynamics and then explain how each is applicable to the study of
ecosystems and energy.
6) Discuss the contributions of saprotrophs
and detritivores to a balanced ecosystem. Identify two representatives of each
group in your discussion.
7) List and describe four ways in which
solar radiation makes life on Earth possible.
8) List and briefly explain three ways in
which human activities are impacting the biogeochemical cycles.