How is dialogue used in "Uncle Marcos" to describe the main character?

Read the excerpt. while i am i, and you are you, so long as the world contains us both, me the loving and you the loth, while the one eludes, must the other pursue. what do these lines, from “life in a love” by robert browning, convey about the speaker’s pursuit of his beloved? eventually, they will switch roles, and she will chase him. he will try to win her love for as long as they are both alive. if they lived in a different time and place, he would not love her. they are meant for each other, and he is certain that they will be together.

How does the author introduces his idea of fish depletion in the first few pages of world without fish?

What conditions did goodall find in the laboratories that she visited?