Examples of good of nature in Edgar Allan Poe's 'The Raven'?

In Edgar Allan Poe's 'The Raven', the use of nature is primarily symbolic rather than directly descriptive. The raven itself represents a sense of foreboding and is a harbinger of death. The bleak and desolate setting of the poem reflects the narrator's emotional turmoil, creating an eerie atmosphere that contributes to the overall gothic feel of the poem.