Facing the unbalanced eco-system and environmental deterioration,people have to detect the root of ecological crises and call for the construction of ecological ethics，while in William Wordsworth’s works,the wisdom of ecological ethics sparkles.From the perspectives of the value of nature,anthropocentrism and industrial civilization criticism and human ecological responsibility,William Wordsworth’s ecological ethics thoughts are explored in detail.At last,the paper points out that Wordsworth’s ecological ethics thoughts hold the foresight transcending his time and have much inspiration and practical meaning for the construction of the contemporary ecological ethics,especially under the modern context of ecological crises.