1. What are some factors that influence the population size an ecosystem can support? 2. What does the term carrying capacity mean?

3. Why is it important for scientists to monitor changes in carrying capacity?

the national environmental policy act (nepa) is a united states environmental law that promotes the enhancement of the environment and established the president's council on environmental quality (ceq). the law was enacted on january 1, 1970. to date, more than 100 nations around the world have enacted national environmental policies modeled after nepa.

1. is geographic distribution

2 is increasing complexity

3 is transitional forms