Which Romantic author is recognized for exploring themes of nature in his work?

John Keats is celebrated for his profound exploration of nature within his poetry, reflecting the Romantic movement's deep appreciation for the natural world. His works often depict vivid imagery and sensory experiences drawn from nature, embodying the Romantic ideal of finding beauty and transcendence in the natural environment. Keats's focus on themes such as the cycle of life, the transient beauty of the seasons, and the relationship between humanity and nature is particularly evident in poems like "To Autumn" and "Ode to a Nightingale."

The other authors mentioned have significant contributions to literature but approach nature differently or focus on other themes. Edgar Allan Poe's work often leans towards the macabre and psychological, while Nathaniel Hawthorne explores moral complexity and the darker aspects of human nature, frequently intertwining with themes of sin and redemption but not primarily nature. John Donne, known for his metaphysical poetry, delves into complex themes of love and religion, often using nature as a metaphor rather than as a primary focus. Thus, Keats stands out as the Romantic author most closely associated with a deep and heartfelt connection to nature.