How does byron create a post-apocalyptic landscape in “darkness”? question 5 options: by beginning the poem as “a dream, which was not all a dream,” byron immediately puts the reader on notice that this is an otherworldly work. the only light in the poem comes from the sun, of which is bright and warm. he describes the entire human race dwindling to two final people, who must work together to recreate earth. the rhyme scheme lends itself to a tone of danger and the tone is one of sadness.