Answer the given problems in at least 100 words.

1) What would you comprise in a brief summary on the history of the environmental movement?

2) Describe the main point regarding exponential growth and whether it is good or bad. Compare and contrast exponential growth to a logistic growth curve and describe how these might apply to the human population growth. What promotes exponential growth? What constrains population growth?

3) Compare and contrast predictions for human population growth in developed countries versus developing countries. Why is it hard to predict the growth of Earth's human population? Why should population growth be predicted? What will occur if there is exponential human growth?

4) describe how do principles of system theory apply to the Earth as a living system? Describe interactions between humans and natural ecosystems.