Principles of Environmental Science 6th Edition by William Cunningham, Mary Cunningham

تمرين 13

Apply the principles you have learned in this chapter to discuss these questions with other students.
Some scientists look at the boundary between two biological communities and see a sharp dividing line. Others looking at the same boundary see a gradual transition with much intermixing of species and many interactions between communities. Is there a difference in education or personality that might cause one scientist to see clarity, and another complexity in the same landscape?