Goldsworthy vs. Christo & Jeanne Claude

Two great artist that use the land in their works of art. But how can they be so similar yet so different? Lets look at Andy Goldsworthy first his works are what i like to call little miracles because they rant made for people to come see, yet if you happen to find one its a miracle because before you know it it will be gone. Goldsworthy uses they land for his art, he literally takes pieces of they land and makes earthly made art using just natural