1. Some countries are more industrialized than others; therefore, they emit greater concentrations of greenhouse gases. Is it okay for one country to produce more greenhouse gases than another country? Why, or why not? Where do you think the U.S. fits in, and why? 200 word response.
2. Considering what you know about the steps of photosynthesis and cellular respiration, how are the two linked? What are the reactants and products of both processes? Could humans survive without plants? 200 word response.